Arroyo Tapiado Mud Caves
Arroyo Tapiado is home to the largest known mud cave systems in the world. Arroyo Tapiado is Spanish for “walled wash”, as the caves have formed along the walls of the canyon’s wash. Up to this time, 22 caves and 9 slot canyons have been found. This is one of the most extensive cave systems in the world. These caves are as long as 1,000 ft and have ceilings up to 80 feet high. The caves vary in width and height and provide a fun variety of scenario. The caves were formed by erosion caused by heavy rainfall. californiathroughmylens.com/arroyo-tapiado-mud-caves (Anza Borrego State Park, California, USA)
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