Over the years, the “Catedrales de Mármol” (Marble Cathedrals in English) of Lake General Carrera have been transformed into a must stop for those who travel on the Carretera Austral, or southern highway. Whether in motorboats, kayaks or stand-up paddles, there are plenty of tourist postcards of various nationalities of these these strange formations that emerge from the electric and flashing waters of the second-largest lake in South America.