Spanning 121 years of award-winning photojournalism and cartography, this is the National Geographic magazine DVD-ROM collection with every page from every issue printed. Each article, advertisement, photograph, and map printed between 1888 and 2009 was digitally scanned and reproduced in high resolution, capturing the original clarity and quality. An intuitive user interface allows you to search by keyword, date, contributor, or topic to find articles, maps, or photographs. The DVDs highlight articles recommended by National Geographic magazine editors, photographers, and special contributors like Titanic discoverer Robert Ballard. Preferred articles can be organized for quick retrieval and reference. Includes a 120-page book and an additional DVD that document the history of the National Geographic Society and National Geographic magazine. Six DVD-ROMs compatible with Windows 7, Vista, and XP and Mac OS X. 7 1/2" L x 5 1/4" W x 2 1/2" D. (1 lb.)