After discovering the secret of an ancient Apache legend, Will and Sarah must flee from armed bandits who are pursuing them in the dark caverns of the Sacramento Mountains.
Introduces ten of the world's largest caves, including the Carlsbad Caverns, Lascaux, Mammoth Cave, and Waitomo, with information on their location, features, animal inhabitants, and more.
A group of tourists on a boat trip to a lake beneath the Earth's surface get trapped underground when their elevator fails. Without food, water or light they try to find an escape route, encountering nightmarish creatures in the dark.
While exploring the caves around Dragon's Mouth Cavern, a series of unusual and somewhat frightening events convinces the Alden children that someone does not want them around.