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.
This an amazing peice of software, it is like Keyhole which you pay top dollar for. The best part of this is that is free.
http://worldwind.arc.nasa.gov/features.html
Here's a pix of where I live in Bundy, click on the thunbnail...