Leonardo da Vinci's Flying Machine Prototypes: Because Who Needs Wings?

1. The Helicopter of Doom

Leonardo's first attempt at flight. Let's just say it didn't end well.

2. The Parachute of Des prophets

Leonardo's second attempt. It's a bit of a... well, minimalist approach.

3. The Gliding Machine of Discomfort

A... let's call it a 'flying' machine. Not exactly the most aerodynamic design.