The Stone Spheres of Costa Rica
Since the 1930s, hundreds of stone balls have been documented, ranging in size from a few centimetres to over two meters in diameter. Almost all of them are made of granodiorite, a hard, igneous stone. These objects are monolithic sculptures made by human hands.
Since the 1930s, hundreds of stone balls have been documented, ranging in size from a few centimetres to over two meters in diameter. Almost all of them are made of granodiorite, a hard, igneous stone. These objects are monolithic sculptures made by human hands.
