This means that technically this model isn’t a roller coaster, since the cart never makes a gravity-powered drop; it’s actually a small rack railway, powered by a lithium-ion battery carried ...

[Jared Holladay] is a computer engineering student at the University of Cincinnati and a life-long roller coaster fanatic ... so we think his coaster model belongs here. Like many folks in ...

The Tidal Wave, the small roller coaster in Michael Chorba’s backyard ... began when he purchased a 1957 Allan Herschell Company-model carousel for $28,000. Once the horses and carriages were ...