The skeleton of an Inca mummy lies in a cave on Cerro Volcano Tunupa overlooking the northern shore of the Salar de Uyuni, the largest salt flat in the world, Salar de Uyuni, Uyuni, Bolivia

SALAR DE UYUNI, BOLIVIA - NOVEMBER 2016: The skeleton of an Inca mummy lies in a cave on Cerro Volcano Tunupa overlooking the northern shore of the Salar de Uyuni, the largest salt flat in the world. Local people go to the cave to make offerings to Pachamama, Mother God on November, 2017 in UYUNI, Bolivia. (Photo by Anthony Asael/Art in All of Us/Corbis via Getty Images)