In 1898, Ezra Lambert and his family travel from Sacramento to the Yukon gold country in search of riches. Problems arise when Ezra is injured in an attack by a grizzly bear, forcing his young son to set out in search of help.
A young boy is possessed by the spirit of an Indian medicine man and begins to terrorize the local population.
A mix-up puts a secret treasure map into the hands of seven adventurous kids, who set out to turn their boring school rock-collecting trip into a quest for a mysterious lost pirate ship. ...
A terrorist organization attaches a nuclear device to the top of the Golden Gate Bridge in San Francisco, and an agent is sent to disarm it.