Demon is a multi-looping roller coaster at Six Flags Great America in Gurnee, Illinois and California's Great America in Santa Clara, California. Both...

Dæmonen, a roller coaster at Tivoli Gardens Demon (roller coaster), at Six Flags Great America and California's Great America Screamin' Demon, a shuttle...

Boomerang is a model of roller coaster manufactured and designed by Vekoma, a Dutch manufacturer. The roller coaster model name is from the hunting implement...

A bobsled roller coaster is a roller coaster that uses a track design that is essentially a "pipe" with the top half removed and has cars that are sent...

Jersey Devil Coaster is a single-rail roller coaster located at Six Flags Great Adventure in Jackson Township, New Jersey. The roller coaster was built by...

Dæmonen is a floorless steel roller coaster at the Tivoli Gardens amusement park in Copenhagen, Denmark. Designed by Bolliger & Mabillard, it reaches a...

A roller coaster inversion is a roller coaster element in which the track turns riders upside-down and then returns them to an upright position. Early...

A shuttle roller coaster is any roller coaster that ultimately does not make a complete circuit, but rather reverses at some point throughout its course...

Steamin' Demon is a steel roller coaster located at Six Flags Great Escape and Hurricane Harbor in Queensbury, New York. The ride is located at the front...

Thirteen (officially stylised as TH13TEEN) is a steel roller coaster/haunted attraction/drop tower at Alton Towers in England. The ride was constructed...