APEX: Bolivia 2001
Recreation, Climbing, Mountaineering, Expeditions - APEX: Bolivia 2001. Research expedition to study the effects of acute mountain sickness (AMS).
https://www.apex-altitude.com/
V i r g i n S u m m i t s
Chronicles exploratory climbing and first ascents in the Himalayas and Andes.
http://www.virginsummits.org/
Himalaya 8000
Himalaya 8000 - Czech Himalayan Expedition Team Since 1993
https://himalaya8000.com/
Lingtren.com
Recreation, Climbing, Mountaineering - Lingtren.com. Datasheets on the world's highest mountains.
http://lingtren.com
Risk Online
Recreation, Climbing, Mountaineering - Risk Online. News.
http://risk.ru/