This interesting guide covers all aspects of Google Earth, thefreely downloadable application from Google that allows users toview satellite images from all points of the globe Aimed at a diverse audience, including casual users who enjoyair shots of locales as well as geographers, real estateprofessionals, and GPS developers Includes valuable tips on various customizations that users canadd, advice on setting up scavenger hunts, and guidance on usingGoogle Earth to benefit a business Explains modifying general options, managing the layer andplacemark systems, and tackling some of the more technical aspects,such as interfacing with GPS There are more than 400,000 registered users of Google Earthand the number is still growing