The Capilla de Mármol nature sanctuary is a national monument of Chile,1 made up of a set of calcium carbonate mineral formations. It is located on the west bank of Lake General Carrera, Aysén Region, near Puerto Río Tranquilo and 223 km south of the regional capital, Coyhaique. Get ready to visit the amazing location Over the years, the waters of the second largest lake in South America have eroded the coastal escarpments, creating these formations that include caverns and islets. Some of these formations are also known as Marble Cathedral, Marble Chapels or Marble Caverns. In recent years, they have become an important tourist attraction in the Aysén Region. before to get there you will see the forest and the pretty location of The region .