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
Jacques Gabriel of de Cotte's retirement in December 1734 and held the post until he was succeeded by his "vastly more gifted" son, Ange-Jacques Gabriel in 1742. Gabriel's work in Paris has been much remodelled. Mariette's "Architecture françoise" offers plates illustrating several "hôtels particuliers" by Gabriel. He completed the Palais Bourbon (begun by Giardini, continued by Pierre Cailleteau Lassurance). He completed the Hôtel de Lassay nearby. He was responsible for the Hôtel Peyrenc de Moras (de Biron), 1728-31. "Il étoit expert dans la conduite du bâtiment, mais il n'auroit pas pu dessiner le moindre bout d'ornement"; ). Jacques Gabriel Jacques Gabriel (1667–1742)