HEATKEYS

The Global Volcanism Program (GVP) seeks better understanding of all volcanoes through documenting their eruptions--small as well as large--during the past 10,000 years. The range of volcanic behavior is great enough, and volcano lifetimes are long e...

Peakware is the web

International Expeditions and Climbing Guide Service Aventuras Patagonicas is an international climbing guide service based on over 28 years of professional guiding service on high altitude mountaineering expeditions world-wide.

On belay. Get ready to climb at About.com

Berg Adventures International: the world leader in adventure travel. Founded by Everest climber Wally Berg, Berg Adventures offers extraordinary adventure travel and mountaineering, unique destinations, cultural tourism, first-class amenities. Kilima...

Mountain weather forecasts for over 9300 mountain summits around the world. Detailed 6 day hill, mountain and summit forecasts for up to 5 different elevations per mountain. The comprehensive weather resource is aimed at climbers, mountaineers, hillw...

The Angeles Chapter of the Sierra Club, an outdoor and environmental organization based in Los Angeles and Orange Counties, California. Explore, enjoy, and protect the wild places of the earth.

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.