Madre de Dios Island
Encyclopedia
Magallanes y la Antártica Chilena Region
The XII Magallanes and Antártica Chilena Region is one of Chile's 15 first order administrative divisions...
, Chile
Chile
Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...
. Its area is 1,043 km². Madre de Dios Island is composed partly by limestone
Limestone
Limestone is a sedimentary rock composed largely of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate . Many limestones are composed from skeletal fragments of marine organisms such as coral or foraminifera....
and has several natural caves. In one of those caves called the "Cave of the whales" skelletons of ancient whales were discovered 10 to 30 meters above the sea level.