Trivia: When Doc Terminus is tied to the harpoon shot from the cannon and goes through the building roof, you can hear a "Goofy Holler."
Trivia: Because it had such a large beacon, Disney had to obtain special permission from the local Coast Guard to use the lighthouse seen in the movie, since doing so during production would have caused confusion to passing ships.
Answer: Elliot was too big to fit inside the lighthouse. He had trouble going forward to light the wick because he couldn't fit up the stairwell. Once he had lit it, all he had to do was back out.