NASA World Wind - Allows users to zoom from satellite altitude into any place on Earth, leveraging high resolution LandSat imagery and Shuttle Radar Topography Mission (SRTM) elevation data.
World Wind Central - Wiki serving as the official knowledge base and support site for NASA World Wind.
World Wind Classroom - Steve Wood shares the World Wind presentations and lectures he created for his geology classes. He offers a number of tips for other interested in incorporating the NASA visualisation software into their labs and classroom activities.