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
Tourism in the Philippines tranquility and an exciting nightlife. Mindanao, the southernmost island of the Philippines, is known for its mountain ranges; it is one of the best climbing destinations in the Philippines. Mindanao is home to the country's highest mountain, Mount Apo. On average, it takes two days to reach the summit. The mountain has a wide range of flora and fauna, including over 272 bird species, 111 of which are endemic to the area, including the national bird, the Philippine eagle. Mount Apo has become a popular hiking destination for mountain climbers. Filipino cuisine is the polymerization of 144 distinct cuisines in