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
Mount Gabriel mountain. 1982 the Irish National Liberation Army, an Irish republican paramilitary group blew up the radar domes, wrongly claiming that they were being used by NATO in violation of Irish neutrality. Mount Gabriel Mount Gabriel () is a mountain on the Mizen Peninsula situated immediately to the north of the town of Schull, in West Cork, Ireland. Mt. Gabriel is 407m high and is the highest eminence in the coastal zone south and east of Bantry Bay. A roadway serving the radar installations on the summit is open to the public. From the peak of Mt. Gabriel, there are views