I love the engineering of the lift fan on this pedal powered hovercraft. It needs a little more lift to make really work, but wow.
Elsewhere, this grunt-powered hydrofoil looks like a lot of fun (it starts slow, skip in a bit):
I love the engineering of the lift fan on this pedal powered hovercraft. It needs a little more lift to make really work, but wow.
Elsewhere, this grunt-powered hydrofoil looks like a lot of fun (it starts slow, skip in a bit):