Ever seen films like Enemy of the State, Minority Report.....this is something like that....you are always being watched and now you can be part of the fun.
World Wind lets you zoom from satellite altitude into any place on Earth. Leveraging Landsat satellite imagery and Shuttle Radar Topography Mission data, World Wind lets you experience Earth terrain in visually rich 3D, just as if you were really there.Virtually visit any place in the world. Look across the Andes, into the Grand Canyon, over the Alps, or along the African Sahara.
Download this to start with:
http://worldwind.arc.nasa.gov/downloads/World_Wind_1.2e_Full.exe
World Wind allows any user to zoom from satellite altitude into any place on Earth, leveraging high resolution LandSat imagery and SRTM elevation data to experience Earth in visually rich 3D, just as if they were really there.
Particular focus was put into the ease of usability so people of all ages can enjoy World Wind. All one needs to control World Wind is a two button mouse. Additional guides and features can be accessed though a simplified menu. Navigation is automated with single clicks of a mouse as well as the ability to type in any location and automatically zoom into it.
World Wind was designed to run on recent PC hardware with 3D acceleration.
All in all what this allows for you to do is roam the world....metaphorically put!