riverboat

Dr. Lily Houghton enlists the aid of wisecracking skipper Frank Wolff to take her down the Amazon in his dilapidated boat. Together, they search for an ancient tree that holds the power ...

Two teenage boys find a fugitive hiding out on an island in the Mississippi River and help him reunite with his lover and escape an avenging family and their armed posse.

A 'National Geographic' film crew is taken hostage by an insane hunter, who takes them along on his quest to capture the world's largest — and deadliest — snake.