World's Biggest Pumpkin Cannon Shoots at 600 MPH
Principles are simple: compressed air, a long barrel, and pumpkins as ammo. However, the construction of this farm artillery is enormous. This pumpkin cannon stands at 60 feet tall, and shoots at 600 MPH for as long as a mile in distance.
Make your own (albeit much smaller) pumpkin bazooka with Make Magazine.
Don't miss the legendary Pumpkin Cannon of Ulster County: