My nephew is a space junkie, and he told me about this fact of being able to see certain things on the moon surface. Fascinating!
For some reason I was thinking these moon images were taken by the Hubble Telescope or something, but it was actually the Lunar Reconnaissance Rover. Amazing detail!
http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/LROMoonImages_archive_1.html
You can see the lunar rover tracks in this image.
http://www.nasa.gov/mission_pages/LRO/multimedia/lroimages/lroc-20110204-apollo.html