For three days of glacial adventure , this high-altitude circuit takes you to the heart of the great Alpine glaciers : Argentière, Saleina, and Trient. From the Col des Grands Montets , the route begins with a spectacular panorama of the Aiguille Verte and the Grandes Jorasses . Roped up and wearing crampons, you cross the Col du Chardonnet before an impressive rappel down to the Saleina Glacier. After this demanding first day, you reach the Trient Refuge , perched at 3,170 meters , for a night in the high mountains. The next day, a long 2,000-meter glacial descent awaits you on the Glacier du Tour, alternating between gentle slopes and technical sections . This comprehensive route, between mountain passes, crevasses, and breathtaking landscapes, offers a unique immersion in the wild, mineral world of the high Alpine altitudes . A challenging itinerary, ideal for mountaineering enthusiasts seeking thrills and unforgettable panoramas.