Watch At the Earth's Core (1976) (1976) HD Full Movie Free on solarmovie.do. Watch At the Earth's Core (1976) (1976) online free. A Victorian era scientist and his assistant take a test run in their Iron Mole drilling machine and ...A Victorian era scientist and his assistant take a test run in their Iron Mole drilling machine and end up in a strange underground labyrinth ruled by a species of giant telepathic bird and full of prehistoric monsters and cavemen.