Teenage Mutant Ninja Turtles III: The Manhattan Project (1991) (movie): The Teenage Mutant Ninja Turtles take a relaxing vacation in Key West, Florida. One day while watching April O'Neil's news broadcast, Shredder appears, captures April and suddenly causes Manhattan Island to raise high into the air. Discover the latest Discussions, Reviews, Quotes, Theories, Explanations and Analysis of Teenage Mutant Ninja Turtles III: The Manhattan Project (1991) below