There have been quite a few sites spring up that are dedicated to the most interesting finds from Google Maps' satellite images.

This image in Dallas shows where two different perspectives meet and overlap. One building leans right and one leans left.

Here is a huge triangle with circles inside. I think it's some kind of bombing target for an air force base.

Who knew that Arizona farmers liked Oprah so much?

The Space Needle in Seattle, WA.

Mount Rushmore.

Area 51. Though everyone knows that the interesting stuff there is underground.

There are several instances of large words spelled out in fields, but none are as large as this one.

And now some sites where you can do more Google sightseeing:

shreddies.org/gmaps
gmaps.nicj.net
returnofdesign.com
del.icio.us/knodi/google_maps
perljam.net