Hundreds of near-perfect stone spheres — carved from one of the hardest rocks on Earth, by unknown hands. Explore this ancient site in Costa Rica. Disco...
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Theory Evidence: Moderate
Over 300 near-perfectly spherical stone balls are scattered across the Diquis Delta in southern Costa Rica, ranging from a few centimeters to over 2.15 meters in diameter and weighing up to an estimated 16 tons. The spheres were first brought to archaeological attention in the 1930s when United...
Stone Spheres of Costa Rica is an ancient archaeological site located in Costa Rica. This site has drawn attention from mainstream archaeologists and independent researchers alike for its construction techniques, historical significance, and the questions it raises about ancient human capabilities. Explore detailed evidence, competing interpretations, related theories, and connections to other archaeological discoveries around the world.