So you’ve seen the backyard roller coaster, now check out this strange pedal-powered attraction, which doesn’t look very safe to say the least. Continue reading for lots more pictures.

…future of the green amusement park: The Skycycle at Washuzan Highland Park in Okayama, a pedal-powered roller coaster. They clearly have some dramatic topography to take advantage of here, and it looks truly frightening

[via TreeHugger]