Lots More Information

• How Satellites Work
• How GPS Receivers Work
• How Location Tracking Works
• How Telescopes Work
• How Internet Search Engines Work

More Great Links

• Google Earth
• Google Earth Blog
• Google Earth KML Tutorial
• MSN Virtual Earth
• Nature.com: How does Google Earth work?

Sources

• Google Earth Blog
  http://www.gearthblog.com
• "Common questions about Google Earth." Google Earth.
  http://earth.google.com/faq.html
• "First Impressions: Google's Amazing Earth." PCWorld.com.
  http://blogs.pcworld.com/techlog/archives/000748.html
• "Google Acquires Keyhole Corp." Google Press Release.
  http://www.google.com/press/pressrel/keyhole.html
• Google Earth Tour.
  http://earth.google.com/tour/
• "Google to Earth." InternetNews.com.
  http://www.internetnews.com/ec-news/article.php/3516311
• "How Google Earth Really Works."  Avi-Bar Zeev, Realityprime.com..
• "How Does Google Earth Work?" Declan Butler. Nature.com http://www.bioedonline.org/news/news.cfm?art=2347
• “The Clipmap: A Virtual Mipmap”. Christopher C. Tanner, Christopher J. Migdal, and Michael T. Jones.