Atlantis Attacks: Revenge of the Hollow Earth

Ten thousand years ago:
When Atlantis, a sprawling city on an island in the Atlantic Ocean, suddenly exploded and sank and the Earth was thrown into chaos, several hundred of its technologically advanced survivors were forced to take emergency action and escaped in a fleet of spacecraft to a distant planet forever. But some of the survivors had other ideas. Escaping to Hollow Earth, a network of caverns and tunnels built deep into the Earth and filled with experimental laboratories and rese...