I wonder if they go “Yabba-Dabba-Doo!” while riding
TreeHugger-Style Roller Coaster in Japan: It’s Pedal Powered – TreeHugger.com: Damn, I don’t go to amusement parks to exercise, I go to get the $#1t scared out of me.
Here is the 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. Most North American amusement parks are on pretty flat terrain but they often build artificial mountains- Demand a green ride like this on the Magic Mountain.
Use the link above to see more pictures of the roller coaster.