Links:
[1] http://linux.philosweb.com/drupal/category/it/gis
[2] http://linux.philosweb.com/drupal/category/it/google
[3] http://linux.philosweb.com/drupal5/files/image_2_64.png
[4] http://earth.google.com/index.html
[5] http://earth.google.com/tour.html
[6] http://www.google.com/gadgets/directory?synd=earth&cat=featured