Hints of mysterious religion discovered in world’s highest lake. Gold artifacts, precious shells, and evidence of animal sacrifice in Lake Titicaca point to a belief system that helped organize the ancient Tiwanaku state, researchers claim.

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Hints of mysterious religion discovered in world’s highest lake. Gold artifacts, precious shells, and evidence of animal sacrifice in Lake Titicaca point to a belief system that helped organize the ancient Tiwanaku state, researchers claim.