CNET slide show:
Google Earth 4 beta
This splendid mapping and sightseeing tool puts the whole world in your hands, then hands over the tools to let you build your own world.
Slide 4 of 12
Find your way
Google Earth 4 beta organizes your favorite places and layers within boxes with drop-down menus. You can check boxes to show or hide sites for gas, food, and lodging, as well as Google Community resources for sharing content.