The Switchback Railway was the forerunner of the roller coaster. Passengers sit in a small car which trundles up a swooping railway track then performs a 180 degree turn at its summit before swooping back down on a parallel track. The Switchback Railway was the forerunner of the roller coaster. Passengers sit in a small car which trundles up a swooping railway track then performs a 180 degree turn at its summit before swooping back down on a parallel track. The Switchback Railway was the forerunner of the roller coaster. Passengers sit in a small car which trundles up a swooping railway track then performs a 180 degree turn at its summit before swooping back down on a parallel track. The Switchback Railway was the forerunner of the roller coaster. Passengers sit in a small car which trundles up a swooping railway track then performs a 180 degree turn at its summit before swooping back down on a parallel track.
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