A coaster, e.g. is a type of amusement RIDE that is typically found in amusement parks and theme parks. It is a type of RIDE that consists of a track that is designed to take riders on a thrilling journey, often with sharp turns, drops, and other exciting elements. Coasters are usually powered by gravity, but some may also be powered by motors. They are popular attractions at amusement parks and are enjoyed by people of all ages.