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Photo: Bjørn Christian Tørrissen, CC BY-SA 3.0 via Wikimedia Commons
Rano Kau is a 324 m (1,063 ft) tall extinct volcano that forms the southwestern headland of Easter Island, a Chilean island in the Pacific Ocean. It was formed by basaltic lava flows in the Pleistocene with its youngest rocks dated at between 150,000 and 210,000 years ago.
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