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Earth & Conservation

Hat Trick: Researchers Solve a Lingering Mystery About Easter Island’s Statues

Archaeologists have long wondered how the hats atop Easter Island’s iconic statues were put in place.

A diagram showing theory how stone hats were placed atop Easter Island's statues | Sean Hixon/Penn State
Study authors Carl Lipo (left) and Terry Hunt (right) examine a pukao at a statue platform on the south coast of Rapa Nui. | Sean Hixon/Penn State