It has “an odd round shape” and was found in the Hualapai limestone formation (6 million to 11 million years old) near Temple Bar on the eastern side of Lake Mead, officials said. The rock is ...

Behind the store counter at the Temple Bar Marina at Lake Mead lies a photo from the 1980s ... “They told me that you could basically throw a rock from your hotel room and hit the water ...

near Temple Bar on the eastern side of Lake Mead, officials said. The rock is pale like marble, palm-sized and has oddly smooth areas. The flip side is equally mysterious, with “a tiny stick ...