A roller coaster is a type of amusement ride that employs a form of elevated railroad track designed with tight turns, steep slopes, and sometimes inversions, LaMarcus Adna Thompson obtained one of the first known patents for a roller coaster design in 1885, related to the Switchback Railway, at which location, and was the first roller coaster designed as an amusement ride in America?
Roller coaster:  LaMarcus Adna Thompson obtained one of the first known patents for a roller coaster design in 1885, related to the Switchback Railway that opened a year earlier at Coney Island. Switchback Railway: The original Switchback Railway at Coney Island was the first roller coaster designed as an amusement ride in America.
Coney Island