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
Gabriel Loppé Gabriel Loppé Gabriel Loppé (July 2, 1825 - May 19, 1913) was a French painter, photographer and mountaineer. He became the first foreigner to be made a member of the Alpine Club in London. His father was a captain in the French Engineers and Loppé's childhood was spent in many different towns in south-eastern France. Aged twenty-one Loppé climbed a small mountain in the Languedoc and found a group of painters sketching on the summit. He had found his calling and subsequently went off to Geneva where he met the reputed leading Swiss landscapist, Alexandre Calame (1810 -1864). Loppé took