 The park had a merry-go-round, a roller coaster, a motion picture tent called the Electric Theatre, slides, swings, picnic tables, a restaurant, and a dance pavilion.The park's Figure Eight roller coaster is believed to have been designed by Frederick Ingersoll, a native Pittsburgher who designed, built, and operated a roller coaster at Kennywood Park called the Figure Eight and opened Luna Park, Pittsburgh in 1905.The popularity of Eldora Park's amusement park declined in the 1920s, while the dance hall continued to host big bands through the 1930s.