- (AU) Aussie Walkabouts
 - Outdoor oriented, small group, hiking, paddling, and cycling guided trips on the eastern coast of Australia. - (NZ) Bush & Beyond
- Guided treks through Kahurangi National Park.
- (AU) Exploranges
- Tours for small groups of 6 to 12 people.
- (NZ) Footprints Tours
- Offers guided tours and trekking in Nepal and Southeast Asia.
- (AU) Hike for Life (HFL)
- Offers guided hikes in the Blue Mountains and along the central coast of New South Wales.
- (NZ) Himalaya High Adventures
- Offering guided and self-guided adventures in the Indian Himalaya.
- (AU) Jungle Tours
- Offers fun, action and adventure in the Rainforest and Outback.
- (NZ) Kahurangi Guided Walks
- Guided wilderness treks in Kahurangi and Abel Tasman National Parks for all levels of fitness and experience.
- (NZ) Kaikoura Coast Track
- (AU) Kakadu Dreams
- Specialising in 3 and 5 day safaris that explore Kakadu's ancient formations.
- (AU) Lyn Taylor's Adventure Travel
- Specialises in treks to Nepal, Bhutan, Sikkim, and Africa.
- (NZ) New Zealand Wild Walks
- Offers guided hiking and climbing in Mt Aspiring National Park.
- (NZ) Outland Adventures, Inc.
- Arranges hiking tours of New Zealand's South Island.
- (NZ) Routeburn Guided Walk or Grand Traverse
- Operates one, three and six day guided walks on New Zealand's Routeburn and Greenstone tracks. Provides enhanced safety, comfort, and education.
- (AU) Southern Adventures
- Offers fully guided and catered kayak tours, canoe safaris, bush walks, and camping. Located on the Central Coast of NSW.
- (NZ) Tongariro Expeditions
- Specialises in expeditions to the Tongariro Crossing on the North Island of New Zealand.
- (NZ) TrekWatch
- Monitors the available space on the track and helps to make last minute bookings for the Milford, Routeburn, Abel Tasman, and Kepler tracks in New Zealand.
- (NZ) Ultimate Hikes
- Arranging hiking adventures for Milford Track, Routeburn Track, Queenstown Attractions, other areas, and day walks.
- (AU) Wilpena Pound Resort
- Located in the heart of the Flinders Ranges. Offers bushwalking, 4WD tours, birdwatching, scenic flights, camping, and motel accommodation.
- (AU) World Expeditions
- Offers adventure holidays to all regions of the world, including the Himalayas, Nepal, Everest, South America, and Africa.
- A-Apex Mountain Nepal Trekking & Expedition (P) Ltd.
- Offers trekking, mountaineering, river rafting, jungle safari, and sight seeing in the Himalayan regions, which includes Nepal, Bhutan, Tibet, Darjeeling, Ladakh, and Sikkim. Also provides pilgrimage, village, cultural, bicycle, and bike tours.
- Abode Himalayan Adventure Treks Nepal
- Offers trekking and mountaineering, whitewater river rafting, sight seeing, and jungle safaris in Nepal, Tibet, Bhutan, and Sikkim.
- Above The Clouds
- Trekking adventures exploring remote lands and exotic cultures in Himalaya, Europe, and Patagonia.
- Active New Zealand
- Runs hiking, sea kayaking, and biking trips in New Zealand and Australia.
- Adventure Hills
- Offers customised tours including farmhouse living, camping, rock climbing, mountaineering, and safaris.
- Adventure Hima Trek
- Trekking tours, rafting, and more in Nepal, Tibet, and Bhutan.
- Adventure Mountain Club
- Offers trekking tours in Himalayas.
- Adventure Travellers Club
- Kathmandu-based tour operator provides trekking and adventure tours in Nepal, Tibet, Bhutan, and Indian regions. Includes camping, peak climbing, jungle safaris, and rafting.
- Adventure Travellers Club International
- Offers trekking tours in the Nepal Himalayas. Also includes river rafting, jungle safari, mountaineering, and peak climbing.
- Adventures International
- Specialises in international climbing and trekking expeditions to Aconcagua, Peru, Nepal, and more.
- African Adventures
- Specialising in treks up Mt. Kilimanjaro, safaris in northern Tanzania, and beach trips on Zanzibar/Pemba.
- Alaska Alpine Adventures
- Offers guided hiking, climbing, and rafting trips in Lake Clark National Park.
- Alaska Wildtrek Wilderness Adventures
- From the Arctic Ocean to the Gulf of Alaska, explore scenic wilderness areas.
- Alpine Adventure Trails Tours
- Moderate, optional length, day hiking in the Swiss Alps.
- Alpine Asian Trek and Expeditions
- Offers trekking, hiking, cultural tours, and safari tours in Nepal, India, Tibet, and Bhutan. Based in Kathmandu, Nepal.
- Alpine Hikers
- Small group walking, hiking, trekking tours in Switzerland featuring active, cultural, inn-based and hut-to-hut adventures in the Swiss Alps.
- Alpine Interface
- Offers trekking and hiking in the Alps, walking tours in Provence, adventure trekking in Nepal, and sea kayaking in Mexico.
- Andean Treks
- Adventure travel and hiking tours in Machu Picchu, Argentina, Patagonia, the Amazon, Galapagos, Peru, Ecuador, and Chile.
- Andes
- Operates trekking, climbing, mountaineering, and skiing expeditions to South America from Britain.
- AndesAdventures.com
- Trekking and running adventures in Peru.
- Andiamo Adventours
- Offers bicycle, hiking, and activity combination holidays in Italy, Switzerland, France, and California.
- Ang Rita Trek & Expedition
- Specialises in trekking, peak climbing, and expeditions in Nepal and Tibet.
- Arctic Treks
- Offers ecotourism adventures into wildlife and bird viewing areas of the Far North.
- Ardmourne Hiking and Biking
- Offering walking and bike tours in Northern Ireland. Includes accommodation information, pictures, prices, and contact information.
- Arnott's Lodge
- For budget travellers and backpackers. Taking small groups on unusual outings involving vigorous physical activity.
- Arun Treks and Expeditions
- Offers adventure travel to Nepal, Tibet, Mongolia, and Bhutan. specialising in trekking, expedition, climbing, touring, rafting, and jungle safari.
- Ascent Sherpaland Adventure
- Tours and ticketing for treks in the Himalayas and elsewhere in Nepal, as well as jungle safaris.
- Asian Trekking, Ltd
- Trekking, mountaineering, and rafting in Nepal, Sikkim, Tibet, Bhutan and Darjeeling; programmes, rates, photos, and more.
- Athabasca Glacier Icewalks
- Offers guided interpretive adventures on the Athabasca Glacier, a part of the Columbia Icefield, Jasper National Park.
- Azimuth Adventure Travel
- Offers a wide range of adventure travels around the territory of Yogyakarta and across the entire Indonesian archipelago.
- Back of Beyond Adventure Co.
- Offers custom guided hikes and backpacking trips in Kananaskis Country and the Canadian Rockies.
- Back to Earth
- Community-based organisation that offers backpacking journeys, yoga retreats, snow camping, survival clinics, corporate teambuilding, and more.
- Bhutan Lha-Yul Tours and Travels
- Offers cultural, trekking, bird watching, pilgrimage, textile, and festival tours. Includes country and travel information.
- Big Wild Adventures
- Guided Western U.S. wilderness backpacking.
- Bikemex
- Offers biking and hiking adventures in and around Puerto Vallarta, Mexico.
- Bill Russell's Mountain Tours
- Hiking and walking tours to the Swiss Alps, Austria, France, Italy, Austria, Britain, Norway, Scotland, Ireland, and USA.
- Blow Me Down Adventure Guides
- Offers hiking and fishing adventures in Gros Morne National Park.
- Boreas Backcountry Adventures
- Guided hiking and backpacking adventures in British Columbia. Including the West Coast Trail.
- Bosnian Mystical Mountain Adventures
- Offering guided walks and treks in the mountainous areas of Bosnia and Herzegovina.
- Breakaway Adventures
- Offers walking, cycling, kayaking, trekking, wilderness, nature tours, and adventure travel throughout the world.
- Brilliant Treks & Adventure
- Offers trekking, mountaineering, hiking, rafting, sightseeing, and safaris in Nepal, Tibet, Bhutan, and India. Find general information about the countries, tour itineraries, and reservation details. Based in Kathmandu, Nepal.
- Buddha Treks and Expedition P. Ltd.
- Trekking, river rafting, jungle safaris, site seeing, hiking, and mountaineering in Nepal, Tibet, Bhutan, and Sikkim.
- CampAlaska Tours
- Offering camping, hiking, rafting, and family tours in the Alaska wilderness.
- Canyon Rim Adventures
- Provides mountain biking, hiking, backpacking, and sightseeing adventure packages on the North Rim of the Grand Canyon.
- Central Asia Travel
- Offers trekking, climbing, rafting, and heli-skiing tours in the Tien Shan and Pamir Mountains and sightseeing and adventure tours throughout Central Asia.
- Classic Adventures
- Offering bicycling and hiking holidays throughout Europe and North America.
- Club Mountain Traveller
- Activities involve climbing and trekking expeditions, guiding services, mountaineering courses, eco tourism, and environmental projects in the Georgian Caucasus and Central Asia.
- Colorado Mountain Expeditions
- Offers guided and supported hiking adventures in the San Juan Mountains, and Weminuche Wilderness in Colorado.
- Concordia Expeditions
- Offering adventures to Karakoram, Himalaya, and Hindukush with Pakistani guides.
- Country Inns Along the Trails
- Offers self-guided and group hiking, biking, skiing, and snowshoeing tours in Vermont, with stays at bed and breakfasts and country inns along the way.
- Crossing Latitudes
- Offers sea kayaking and hiking trips to Scandinavia.
- Cucuro Adventures
- Taking clients to the mountain regions of the world, including Nepal and the Himalayas. Itineraries include trekking, climbing, mountaineering, and more.
- Denali Trekking Company
- Offers guided hiking treks in the Denali region.
- Different Treks Services and Expedition Pvt. Ltd.
- Offers trekking and adventure tours in the Himalayan mountains of Nepal, Tibet, Bhutan, and India.
- Discover Adventure
- Runs trekking and cycling trips, including charity challenges.
- Discovery Treks
- Hike and camp in unusual, pristine locations in the Grand Canyon, Sedona, Canyons of Utah, Colorado, and Alaska.
- Distant Journeys
- International hiking and walking trips in France, Italy, England, Austria, and Switzerland. Hotel-based or hut-to-hut adventures.
- Elbrus Hiking
- Offers various climbing tours in the Caucasus Mountains.
- English Mountain Llama Treks
- Hiking treks in the Smoky Mountains, with llamas to carry gear.
- Escalante Canyon Outfitters
- Hiking/walking trips of beautiful Escalante Canyons in Southern Utah. Explore the canyons on foot while horses carry your gear.
- Explorandes
- Adventure and cultural itineraries in Peru and Ecuador.
- Fernando Grajales Expeditions
- Offers guided treks on Aconcagua and other mountains in the Andes.
- Forest City Adventures
- Home grown, full service mountain biking and hiking tour service out of the Black Hills and Bad Lands of western South Dakota.
- Forest Lover Group
- Trekking, hiking in Thailand's richest Western forest, discovering exotic wild life, birds, butterfly, dragonfly and tropical herbs.
- Friendship Tours and Travels
- Provides trekking expeditions throughout the Himalayas.
- Getaway! Himalayan Eco-Trekking
- Offers trekking, hiking, river rafting, adventure tours, and more in the Himalayan mountains of Nepal, Tibet, Bhutan, and India.
- Ghale Tours
- Offers trekking, hiking, safari, rafting, and sightseeing in Nepal, Bhutan, India, and Tibet. Site features information on eco tourism, festival tours, and village home stay. Based In Kathmandu, Nepal.
- Going Places!
- Specialises in walking and hiking tours for women.
- Golden Hill Travel
- Specialises in small group trekking tours in Nepal, Bhutan, Tibet, and Peru.
- Grand Canyon Hikes
- Offers guided hikes in The Grand Canyon from single to multi-day trips.
- Green Mountain Ink
- Offers a rental cabin, guided backpacking trips, and an art gallery in the Black Hills.
- Happy Dog Adventures
- Hiking and backpacking tours in the remote high alpine Chilko Lake, Ts'ylos Park, the Coast Mountains, British Columbia.
- Hawaiian Walkways
- Offers guided hiking and walking eco-tours into the beauty, history, and mystery of the Island of Hawaii.
- High Country Adventures
- Provides guided backpacking trips of a week or longer in the Bob Marshall Wilderness in Montana.
- Hike Maui
- Day treks into rainforests, waterfalls, deep valleys, cloud forests, volcanic craters, mountain ridges, ancient villages, and more.
- Hiker to Hiker
- Offers high-involvement, low-impact hiking trips in New Zealand and North America, including the Blue Ridge and Smoky Mountains.
- Hiking in China
- Offering hikes of the Great Wall and Yellow Mountains (HuangShan). Experience Chinese culture and mountain scenery.
- Himalayan Glacier Trekking
- Treks and expeditions, including jungle safaris and rafting in Nepal and Tibet.
- Himalayan High Treks
- Offers trips to Bhutan, Tibet, Nepal, and India.
- Himalayan Pathfinders Adventure Group (HPAG)
- Offers escorted hiking tours with English speaking guides to the great Himalayan range, Tibet, and Sikkim.
- Himalayan Waves Trekking Pvt. Ltd.
- Organises trekking and rafting adventures, as well as jungle safari and city tours in Nepal, Bhutan, Sikkim, and India. Also offers local accomodation and transportation.
- Himatrek
- Offers trekking tours throughout the Himalayas.
- Ibex Treks
- Hiking and mountain biking tours through the Bernesse Oberland region of the Swiss Alps.
- Idaho Outdoor Experience
- Offers day, overnight, and multiday backpacking and horseback riding trips in Idaho.
- Inca Adventures
- Offers hiking in the Peruvian Andes. Trek the Inca Trail to Machu Picchu. Explore sacred sites, ruins, and Inca architecture in Cuzco.
- Incredible Adventures
- Adventure camping trips to Yosemite National Park, Lake Tahoe and more.
- Indiana Expedition
- Guided treks to Machu Picchu, Cuzco, and the Inca trail in small groups with a maximum of six people. Combines home stays, camping, horseback riding, hiking, and rafting.
- Indo-Nepal Holidays
- Provides trekking and expedition tours for pilgrimage of Mt. Kailash and Mansarovar in Nepal.
- Inner Gorge Trail Guides
- Offers inclusive, guided trips to the Grand Canyon for all levels of experience.
- Jambo! Travels
- Provides luxury, naturalist-guided, private and group trips in East Africa including photo safaris and climbs of Mt. Kilimanjaro and Mt. Kenya.
- Jasmin Tours Syria
- Offers cultural and hiking tours in Syria.
- K-Trekking Tour
- Offers adventure and trekking tours including cultural and motor trail biking in the Chiang-Mai area of Thailand.
- Kailash Yatra
- Offers ecological trekking tours in Nepal, Tibet, Bhutan, and India. Also features basic information about the countries.
- Karakorum Explorers
- Offers trekking, jeep safari, mountain climbing, and cultural tours in Hindukush and Himalaya.
- Kauai Nature Tours
- Offers one-day trips with short hikes led by local guides, to various parts of Kauai. Topics include natural history, cultural history, and human interaction with the natural environment.
- Kilimanjaro Expedition
- Offers climbing trips to Mt. Kilimanjaro, Mt. Kenya, Mt. Meru, and Mt. Oldonyo Lengai.
- KSS Wise
- Trekking guide containing travel tips, maps, photo album, and a list of national parks in Thailand and Indochina. Also provides a local business directory.
- Leave No Trace Adventures
- Offers guided educational backpacking trips in the Sierra Nevada of northern California.
- Let's Go Camping Ltd.
- Experience Vancouver Island's natural beauty, culture, and history on an all inclusive, environmentally friendly, soft adventure camping excursion.
- Lodge to Lodge Trekking in Nepal
- Offering accommodation and camping treks and rafting and wildlife tours in Nepal, Tibet, India, Bhutan, and Sikkim.
- Lotus Adventures
- Provides tours and travel services to the Himalayas of India and Nepal. Explore yoga, meditation, and yogic and ayurvedic philosophy while trekking at its source.
- Madagascar Grace Tours
- Offers tours and hiking trips in Madagascar focusing on indigenous plants and animals.
- Marco Polo Adventures
- Arranges treks, moutaineering expeditions, jeep safaris, and other adventure tours in the mountains of the Karakorums, Himalayas, and Hindukush.
- Maui Hiking Safaris
- Guided hiking tours through the backcountry of Maui, Hawaii.
- Mercury Himalayan Explorations
- Organises eco-friendly trekking, river rafting, climbing, and safari adventures in the Indian Himalayas.
- MICA Guides
- Offers hiking and ice climbing on Matanuska Glacier in Alaska. Adventure trips also available.
- Mila Adventure
- Organises tours and expeditions to Nepal, Tibet, Bhutan, Sikkim, and Ladakh, and provides information about the history and culture of each place.
- Monterosa Treks & Expedition
- Organises a variety of adventure trips and activities including trekking, peak climbing, wild water rafting, and wildlife safaris to Tibet, India, and Bhutan.
- Moon Shadow Adventures
- Exploring the magic of the prairie wetlands by canoe and trekking deep into the heartland of the Canadian Rockies.
- Mountain Adventure Guides
- Outfitter and guide service offers backpacking, rock climbing, teambuilding, whitewater rafting, and a summer teen adventure camp in Western North Carolina.
- Mountain Adventures
- Offers guiding and instruction services for rock climbing, mountain biking, and backpacking in Western North Carolina.
- Mountain Monarch Adventures
- Offers adventure trekking, peak climbing expeditions, river rafting, and cultural tours in Nepal and Tibet.
- Mountain Sun Valley Treks & Expedition
- Offers adventure treks to Everest, Helambu, and other peaks throughout Nepal, Bhutan, and Tibet.
- Mountain Tours
- Specialises in cultural walking, hiking, and skiing in Europe and the U.S.
- Mountain Travels Pakistan
- Includes treks and tours to the Himalayan range, to mystic and historical places, and short trekking and jeep safaris to Tibet.
- Mt. Pumori Adventure
- Offers hiking and trekking tours to Nepal, Tibet, Bhutan, and Sikkim.
- Natural High Alpine Adventures
- International mountaineering guide service with treks to the highest climbs including Mera Peak, Everest, and Ecuador volcanoes.
- Nepal Expedition Services
- Organises and leads expeditions to destinations in Nepal, Tibet, India, and Bhutan.
- Nepal Sanctuary Treks
- Organises treks, hikes, rafting, and wildlife safaris in Nepal, Tibet, Bhutan, and Sikkim.
- Nepal Trek Direct
- Trekking company operated by Nepalese guides offering tea house and camping packages.
- Nepal Trips
- Offers guided hiking and walking tours in Nepal, Tibet, and Bhutan, including jungle safari and river rafting.
- Nepalese Trails
- Offers trekking tours through the mountains, jungles, and ancient cities of the Himalaya.
- New England Hiking Holidays
- Offers guided hiking and walking tours in North America, Europe and Hawaii, with comfortable accommodations and dining at country inns.
- New Zealand Nature Safaris
- Takes people hiking or trekking off the beaten tourist track.
- North Wind Hiking and Walking Tours
- Specialising in guided walks and hikes in the U.S. led by experienced naturalists.
- North-West Frontiers
- Offers hiking/walking holidays in the Scottish Highlands and Islands.
- NorthWinds Arctic Adventures
- Offers Canadian and North Atlantic Arctic activities and expeditions including dog sledding and North Pole trips.
- Pacific Rainforest Adventure Tours
- Explore Southern Vancouver Island on moderate to easy day hikes.
- Pack and Pedal Europe
- Offers bicycle, boat, and hiking tours of Europe.
- Peak Freak Expeditions
- Specialises in climbing and trekking expeditions to the Himalayas including Everest and other peaks.
- Penny Pitou Travel
- Skiing and hiking trips to France, Italy, Switzerland, and the Austrian Alps.
- Peter Owens' Asian Treks
- Treks and overland tours in Nepal, Pakistan, and Tibet.
- Plan Holidays Travel and Tours
- Trekking, rafting, and more in Nepal, Bhutan, Tibet, Sikkim, and other areas.
- President Travel and Tours Private Limited
- Travel and trekking related services in Nepal.
- Quetzaltrekkers
- Nonprofit volunteer organisation operating in Nicaragua and Guatemala, offers trekking packages with its proceedings to help streetkids and children at risk.
- Rainbow Expeditions II
- Backpacking treks and wilderness retreats in Utah's Canyon Country, the Navajo Nation, Texas¿s Big Bend and the High Sierras of California.
- RainForest World
- Adventure travel outfitter specialising in whitewater rafting, kayaking, hiking, and horseback trips in Costa Rica.
- Reach for the Sky Adventure
- Specialises in trekking holidays in Bhutan, India, and Tibet.
- Rose Garden Tours
- Mae Hong Son tour operators outdoor, village, and temple trips.
- Rotas do Vento
- Adventure travel specialist operating trips to Europe, Africa, Asia and the Americas for trekking, hiking, rafting, canoeing and mountain biking.
- Royal Mt. Trekking
- Offers a variety of guided treks in the Himalayas.
- Ryder-Walker Alpine Adventures
- Hiking and trekking adventures from the Gran Paradiso to Mont Blanc, Monte Rosa, the Swiss Alps, and Italian Dolomites. Self-guided Swiss travel as well.
- Shangloo Travels
- Offers trekking and tribal tours in Northern India.
- Sila Sojourns
- Offers wilderness and creative retreats for women.
- Sky Island Treks
- Offering multi-day backpacking trips in Arizona's National Forests, Grand Canyon, and Saguaro National Parks.
- Slipstream
- Wilderness adventure excursions including backcountry trekking and alpine granite and ice climbing in North America.
- Splendour Tours Ltd. and Splendour Treks & Expeditions, Ltd.
- Treks and tours in Nepal, Tibet, Bhutan, and Sikkim.
- St. Elias Alpine Guides
- Backpacking, rafting, and mountaineering adventures that explore very remote regions of Alaska.
- Stikine Adventures Inc.
- Hike the Stikine route to the Klondike gold fields with experienced guides.
- Summit Maui
- Adventure travel company offering challenging four day hiking holidays on the island of Maui.
- Sun Valley Trekking
- Backcountry guide service for hiking, skiing, snowboarding, snowshoeing, fishing, sea kayaking, hut and yurt rental, and more for Sun Valley and Yellowstone National Park. Tailored for various comfort levels.
- Tenzing Norgay Adventures
- Trekking the Himalayas of Nepal and Sikkim. Organised by Jamling Tenzing Norgay.
- Tenzing Travel
- Small group trekking in the Indian Himalaya, including the regions of Ladakh, Zanskar, Lahaul and Spiti.
- Timberline Adventures
- Guided, van-supported, inn-to-inn bicycling, mountain biking, hiking adventure tours throughout western U.S. & Canada, including many national parks & monuments.
- Timberwolf Tours
- Adventure holidays in the Canadian Rocky Mountains. Hiking, backpacking, camping, and canoeing for small groups.
- Trek N Safari
- Specialising in guided hikes on Mt. Kilimanjaro and safaris to the Serengeti and other parks in Tanzania.
- Trek Nepal Ltd
- Trekking and climbing in Nepal.
- Trek Thailand
- Offers small-group trekking and camping tours and travel information on national parks.
- Trekking Collective Co.
- Customizes trekking and adventure tours to Northern Thailand, the Mekong river regions, Angkor Wat, and neighbouring countries.
- Trekking Mongolia
- Organises adventure treks, horse riding tours, and sight seeing tours that explore Mongolian natural and cultural wonders.
- Trekking Team
- Offers climbing, mountaineering, and heli-tours in Nepal.
- Trekking Tibet Information
- Includes information about Tibet, custom trips, expeditions, and sightseeing tours.
- TrekkingChile.com
- Includes descriptions of mountain routes and kayak tours in Chile. Also features a photo gallery, hikers' chat, accommodation lists, and tour packages.
- TrekTrek
- Offers hiking, rafting, climbing, and outdoor tours in Slovenia.
- Unique Path Trekking and Expedition
- Experience high adventures against the magnificent backdrop of the Himalaya Mountains through Nepal, Tibet, Bhutan, and India.
- Venture West
- Trips designed for the older traveller and rated according to difficulty. Destinations include San Miguel de Allende, Nepal, and several U.S. national parks.
- Walk & Yak Holidays
- Trekking and climbing holidays in the Himalayas, Nepal, Tibet, Bhutan, and India.
- Walkers Expedition Pvt. Ltd.
- Offers trekking, mountaineering, and rafting in Nepal as well as Tibet. Site features trekking and tour itinerary, contact details, and country information. In German.
- Walking Boots Tours
- Offers walking and hiking tours on the Dingle Peninsula. Covers scenic coastal and hilly terrain.
- Walking the World
- Offers walking trips around the world for people 50 and better.
- Wanderweg Holidays
- Specialises in walking and hiking tours of the Swiss and Austrian Alps.
- Wayfarers Himalaya Adventures
- Offers customisable trekking, rafting, wildlife, and culture trips to Nepal, Tibet, and Bhutan.
- Whitewater Adventures
- Offering rafting, canoeing, kayaking, hiking, and trail rides in the Canadian Rocky Mountains.
- Wild Forever Adventures
- Guided backpacking trips for small groups in the Gila Wilderness of New Mexico, the red rock canyons of southern Utah, and the wilderness of Alaska's Gates of the Arctic.
- Wild-Wales
- Offers outdoor weekends in Eryri (Snowdonia) that involve walking, hiking, and climbing the mountains with qualified and experienced guides.
- Wilderness Trail, Inc.
- A backpacking and wilderness ministry for youth and adults.
- Wilderness-Spirit Outfitters
- Leads backpacking and mule-supported trips that include yoga, ecology, guitar, healing retreats, and cross-country trekking in California's Marble Mountain Wilderness and King Range/Lost Coast area.
- Wildrift Adventures
- Specialises in trekking in the Kumaon Himalayas offering jeep safaris, corporate training, and student camps.
- Wonder Walks
- Guided hiking and walking tours in the U.S. and Britain.
- World Outside, The
- Hiking, biking, and multi-sport adventure travel holiday outfitters offering tours worldwide.
- World Wide Walkers & Absolute Adventure Travel
- Offering walking, trekking, and hiking tours in England, Scotland, the Himalayas, South America, and South Africa.
- Yama Adventures
- Offering guided Himalayan treks in Ladakh, India.
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