Danger: Falling Rocks

When a Wall Street tycoon insists that his family join him for an annual backpacking trip into the Sierra, some of his children are not enthusiastic about the idea.And that's before people start turning up dead. Ranger Dan Courtwright is ?rst on the scene. And with his friend Sheri? Cal Healey, he sticks with it to the terrifying ?nish, which is a real cli?hanger. Literally