3.3M views · 29K reactions | Perpetual Motion Machine. The flow of water rotates the wheel, which sets the mechanism in motion. As a result, the wooden beams are automatically loaded into the truck. (I'm joking about the perpetual motion machine, because perpetual motion machines don't exist, they're just a simple lifting mechanism) Author music: Gibran Alcocer - Idea 10 (Slowed & Reverb) | Simple idea | Facebook