PERU - JULY 20 : Machu Picchu, aka the "Old Mountain", is a pre-Columbian Inca site situated on a mountain ridge above the Urubamba Valley in Peru. Machu Picchu was built as an estate for the Inca emperor Pachacuti (1438?1472), and is often referred to as "The Lost City of the Incas" on July 20, 2017, Peru. (Photo by Frédéric Soltan/Corbis via Getty Images)
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Corbis News Frédéric Soltan