Google Earth has gone underwater with this latest iteration of their popular Earth-roaming application. Along with traveling the usual roads provided by previous versions of Google Earth, visitors can now visit the bottom of the Mariana Trench, learn about ocean observations, and even discover new places to surf and dive. On the Google Earth homepage, visitors can take a guided tour of all these...

While Google Earth has been around for well over a decade, Google Earth Version 9 now comes with Google Voyager. This new feature allows visitors to take a number of trips around the world, all from the comfort of their home. In one such voyage, Revealing the Center of Life, The Ocean Agency guides an interactive tour through Raja Ampat, a location in the Coral Triangle (just north of Australia)...

For those interested in map information, National Geographic's Map Machine is an effective place to start. Map Machine's Atlas allows users to click on a world map or on continent or country menus to retrieve country maps, with concise information and flags. There are also selected area maps available, created from weather satellite data, as well as political and physical maps and a Macromedia...

This site, updated daily, provides highlights from the Society's three print magazines: National Geographic, World, and Traveler. Also included: the Map Machine, which provides political and physical maps of the world; Flashback, which allows the viewer to see photographs and maps from the NGS archives; and Gold Mine, an archive of questions and answers from NGS members and others. Users may also...

Traveling from the world of New Haven in 1886 to early cartographic interpretations of the coast of West Africa has never been easier with this lovely site created by the Yale University Map Library. Like many large universities, Yale has a wide-ranging map collection that spans centuries and continents. First-time visitors to the site can browse through sections that include "Maps of the World",...