-
The submarine was drew by Leonardo da Vinci in 1620. Later that year Cornelis Drebbel acually built the model. It was a leather covered rowboat with oars. The oars came out through watertight seals. Twelve people could ride in the submarine.
-
H.L. Hundley created a better submarine in 1864, which was used in the Civil war. It was designed to be hand powered by a crew of nine: eight to turn the hand-cranked propeller and one to steer and direct the boat.
-
Ictineo II was the first combustion engine driven submarine ever
-
Today, U.S. nuclear powered submarines are an integral part of any U.S. Navy, Joint or Combined Forces team
