Mountaineering In 1573 Francesco De Marchi and Francesco Di Domenico ascended Corno Grande, the highest peak in the Apennine Mountains. During the Enlightenment, as a product of the new spirit of curiosity for the natural world, many mountain summits were surmounted for the first time.. In 1741 Richard Pococke and William Windham made a historic visit to Chamonix. In 1757 Swiss scientist Horace-Bénédict de Saussure made the first of several unsuccessful attempts on Mont Blanc in France, finally offering a reward, which was claimed in 1786 by Jacques Balmat and Michel-Gabriel Paccard. By the early 19th century many of the alpine
Iron Mountain (Los Angeles County) a 30° to 50° angle on loose soil, decomposed rock, or through brush. Some approaches to the summit require high degrees of rock-climbing skill. One route over the ridgeline from nearby Mount San Antonio (Mount Baldy) is long, difficult, and dangerous. The south mountain slopes in summer are directly exposed to the sun. Some climbers stay at the ruins of the Allison Mine about below the summit. There are no facilities of any kind on the mountain. Iron Mountain (Los Angeles County) Iron Mountain is a mountain in the San Gabriel Mountains of Los Angeles County, California. It is within