Leap 1: Underwater Breathing Submarines are a unique breed. Invisible to all her enemies, she is ready to unleash her awesome, empowered apocalypse. The voyage began in 1776, with the world's first summeriest wooden hola launch with a limited air supply. At the height of the American Revolutionary War, the Americans found themselves at a severe disadvantage as the warships were no match for the British Navy. They devise a plan that relies on cunning rather than brute force. The scheme calls for a new type of vessel that would allow a man to carry a bomb underwater. The man and the bomb must remain hidden until they reach the British battleship. Once there the man must plant the bomb and escape and he must do everything without leaving the water to breathe. American engineers built planes from two pieces hollowed out of solid o. just like a barrel, they used iron hopes to hold them together and sealed them together with tar to keep the water out. Below the operator is a tank. When he pumps it with sea water, the boat sinks. The hidden diver now sits in his air bubble. It's the fi world...