Thrilling rides with ups, downs.

an American rhythm and blues/rock and roll vocal group who had a string of hits in the late 1950s.

Great Coasters International, Inc. (GCI or GCII) is a Sunbury, Pennsylvania-based roller coaster manufacturer which has created several award-winning rides since its formation in 1994.

one of the oldest existing roller coaster manufacturing companies in the world.

one of the premier wooden roller coaster manufacturers in the world and produced 34 wooden coasters in eleven years — more than any other company in recent times.

The physics of roller coasters comprises the mechanics that affect the design and operation of roller coasters, a machine that uses gravity and inertia to send a train of cars along a winding track.