The First
KINGS ISLAND
The Racer is the first wooden coaster to have a backwards train.
The King Cobra is the first stand-up in North America.
The Vortex is the first coster ever to have six loops.

Cedar Point
In 1892, Cedar Point built its first roller coaster, the Switchback Railway.
In 1969, the Cedar Creek Mine Ride was one of the first roller coasters to use steel tubular tracks.
In 1976, the Corkscrew became the world's first triple-looping coaster.