Jump 1: Breathing UnderwaterSubmarines are a unique breed. Invisible to all her enemies, she is ready to unleash her awesome enhanced apocalypse. The journey began in 1776, with the world's first summer wooden Hola spear with a limited air supply. At the height of the American Revolutionary War, the Americans found themselves at a serious disadvantage, as warships were no match for the British navy. They hatch a plan that relies on trickery rather than brute force. The project requires a new type of vessel that allows 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 coming out of the water to breathe. American engineers built planes from two hollowed-out pieces of solid metal. just like a barrel, they used iron hopes to hold them together and were sealed with tar to keep water out. A reservoir is located under the operator. When he pumps it with seawater, the craft sinks. The hidden underwater operator is now sitting in his own air bubble. It's the world...