Two vintage pieces of amusement-park history have spent decades in a private collection in Orlando, and now they’re among items on their way to museums dedicated to roller coasters and to carousels.

Roller coasters are not only great fun to ride, they’re also fascinating pieces of engineering. Building your own full-size coaster is sadly beyond most people’s means, so the average enthusiast will ...

Introduction Have you ever ridden a roller coaster? Have you ever wanted to design your own? There are plenty of expensive toys and even video games that will let you build your own coasters—but in ...