Rock climbers in Argentina have taken to the streets to protest plans to demolish the world's largest natural stone climbing ...
Easter Island’s Moai statues weren’t dragged - they walked. Physics and experiments uncover how ancient islanders made stone ...
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Archaeologists Found A Giant Stone Spheres in Costa Rica’s Jungle
In the heart of Costa Rica, a series of mysterious,perfectly spherical stones have puzzled archaeologists and historians for ...
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