The Aquaskipper is an innovative human-powered watercraft that rests on hydrofoils, propelling itself forward when its driver hops up and down on it. According to its manufacturer, this is the fasted human-powered water vehicle on the planet. Built out of aircraft aluminum and fiberglass, the Aquaskipper only weights 26 pounds and goes at a top speed of 17 MPH. See it in action in the following video.