7. Sơn Đoòng, Vietnam. Natural caves don’t come much larger than Sơn Đoòng, close to the border between Laos and Vietnam. This mammoth abyss has the largest cross-section of any known cave 17 de October de 2023 by Flor Vallejo. Learn how to visit Marble Caves (Capillas de Mármol) from General Carrera lake, how to get there, excursions and prices, one of the obligatory stops if you are going to travel the Carretera Austral. 🔎 Check here the quide to travel to Carretera Austral. Learn how to get to the Marble Caves, a rare treat of blue caves formed by waves in Chile's largest glacial lake. Find out when to visit, what to expect, and tips for your trip to this stunning attraction in Patagonia. Three hours kayaking in emerald waters. Itinerary. Kayak in one of the most impressive and spellbinding scenes in Patagonia, the incredible Marble Caves. Paddle your way across General Carrera Lake to reach the emerald coloured waters of the caves and explore this unique and captivating phenomenon. New offers every day! Marble Caves. Public Domain. Marble Caves. Public Domain. It's hard to find a tourist site which is more remote than the Marble Caves of Chile. This is an outcrop of marble at the rugged coast of General Carrera Lake in central Patagonia. The waves of the lake worked on the rock and produced a series of sea caves in the rather soft rock. Marble caves over General Carrera Lake, Puerto Tranquilo, C. Enn Li Photography / Getty Images. Limestone, the source material for marble, forms when calcium carbonate precipitates out of water or when organic debris (shells, coral, skeletons) accumulates. Marble forms when limestone experiences metamorphism. Located at the centre of General Carrera Lake in Patagonia, the Marble Caves represent a group of caverns and tunnels formed by monoliths of marble. A thirty-minute boat-tour, provided by the Marble Caves Kayak Tour. At the indicated time, we'll meet at the Puerto Tranquilo dock and begin a kayak tour through the marble caves of Lake General Carrera! On this 3-hour tour, we'll enjoy an unforgettable kayak route through one of the most beautiful areas of the Aysén region, in the Chilean Patagonia. View complete description. Location. General Carrera Lake or Lake Buenos Aires is a lake located in Patagonia and shared by Argentina and Chile. Both names are internationally accepted, while the autochthonous name of the lake is Chelenko, which means "stormy waters" in Aonikenk. Another historical name is Coluguape from Mapuche, a derivative of this name is applied to General Carrera Lake and the marble cathedral are located in Chilean Patagonia, on a peninsula of solid marble. The brilliant blue-striped caverns are the result of 6,000 years of erosion caused q7GSCa.