Submarine

Niehus submarine

  • Apr 22, 1515

    Refined Ideas by Da vinci

    Refined Ideas by Da vinci
  • Apr 18, 1580

    The first submarine

    The first submarine
    William Bourne invented the first submarine.
  • Submarines in world war 2

    Submarines in world war 2
  • Most advanced submarines in the world

    Most advanced submarines in the world