Mont Blanc massif less than 21 hours. The main mountain passes, or cols, that connect different valleys and towns around the Mont Blanc massif are: The first ascent of Mont Blanc in 1786 by Jacques Balmat and Michel Paccard initiated the sport of alpine mountaineering, and it was during the golden age of alpinism (185465) and the silver age of alpinism (186582) that the majority of the main summits of the massif were first attained. Members of the England-based Alpine Club were instrumental in many of the first ascents, usually accompanied by guides from the towns of Chamonix or Courmayeur, such as Michel
Mountain Springs Summit Mountain Springs Summit Mountain Springs Summit [el. ] is a mountain pass in the Spring Mountains of Southern Nevada in the United States. The pass is on the summit of a ridge in the Spring Mountains between the Mount Charleston area and the rest of the Mojave Desert and is located on the border of the Humboldt-Toiyabe National Forest and Red Rock Canyon National Conservation Area. The pass connects the Pahrump Valley with the Las Vegas Valley, and it is traversed by State Route 160. The Old Spanish National Historic Trail went through the pass and along the center-south of