Mont Blanc massif led to calls to limit access to the most popular summits and for the mountains to be treated with greater respect. The Mont Blanc massif has provided numerous opportunities for academic research, dating back to the very first ascent of Mont Blanc in 1786 during which Michel Paccard carried scientific equipment to confirm it as the highest summit. In 1820, an ill-fated expedition led by Dr Hamel included pigeons intended for release at varying altitudes to measure the impact of reduced air density on their ability to fly. In 1890, Joseph Vallot built a small meteorological observatory at approximately between
The Mountain Calls try it on the same day with two different teams, Carrel on the Italian side and Whymper on the Swiss side. The latter will successfully reach the summit along with his six companions, Hudson, Hadow, Douglas and the guides Croz and Taugwalder father and son. Only Whymper and the guides Taugwalder will survive the descent. The Mountain Calls The Mountain Calls (German: "Der Berg ruft") is a film directed by Luis Trenker which recreates the struggle between Edward Whymper and Jean-Antoine Carrel for the first successful ascent of the Matterhorn in 1865. The film is a remake of "Der Kampf