summitpost.org : climbing, hiking, mountaineering

find rock climbing routes, photos, and guides for every state, along with experiences and advice from fellow climbers.

mountain weather forecasts for over 11300 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, hillwalkers, hikers or outdoor enthusiasts planning expeditions where mountain weather is critical.

tmbtent adventure travel guides welcome to tmbtent here you'll find comprehensive planning resources, detailed trip guides, and everything else you need to plan your next outdoor adventure. tour du mont blanc west highland way laugavegur

mountaineering, rock climbing, and ski instruction; high-altitude expeditions; and guided summit climbs throughout north america and the world.

keep up to date with the latest news and information in the mountaineers' official blog.

supertopo - offers the world's best rock climbing, bouldering, and big wall route info, featuring discussion, trip reports and and gear reviews for climbing areas like yosemite, alaska, and the southwest.

navigate the world's mountains and natural areas with augmented reality, 3d map, peaks id, hiking trails, guides by locals, real-time ski resorts, more