Besides picasa :
http://www.picasa.com/ - the best free download ever, google has debuted google earth today:
http://earth.google.com/ - fly over 3d representations of your home to your work and back.
quote:
On Tuesday morning, Google plans to officially announce Google Earth, a Windows satellite photo/mapping/driving directions/local information program. Some of us here at PC World have been playing with the software for the past few days, and it's a wonder we've gotten any work done. Google Earth is that spellbinding; it ranks among the best free downloads in the history of free downloads.
