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The greatest vanishing act in prehistoric America

Timothy Kohler
Timothy Kohler

Vultures carve lazy circles in the sky as a stream of tourists marches down a walkway into Colorado’s Spruce Canyon. Watching their steps, the visitors file along a series of switchbacks leading to one of the more improbable villages in North America — a warren of living quarters, storage rooms, defensive towers and ceremonial spaces all tucked into a large cleft in the face of a cliff. » More …