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
First Architect to the King First Architect to the King Under the Ancien Régime, the First Architect to the King () was the direct assistant to the general director of the building industries, arts and manufactures of France and, consequently, number 2 of the Bâtiments du Roi, forming part of the Secretary of State of the Maison du Roi. The Premier Architecte du Roi was, in theory, in charge of the works of maîtrise d'œuvre on behalf of the building industries of King. Hence, Ange-Jacques Gabriel was in charge of the design of the Place de la Concorde chosen from the best ideas submitted to