Four adventurers are trapped in an underwater cavern system after their diving bell's cable snaps. Believing they're lost, the rest of the expedition gives up hope. The survivors find a shipwreck survivor who's been stuck for 14 years, claiming there's no escape.
The Incredible Petrified World
As the cable snaps, four brave explorers are plunged into the dark depths of the ocean, forced to abandon their diving bell and face the unknown perils of the underwater world.
