Kennywood is an amusement park located in West Mifflin, Pennsylvania.The park first opened as a "trolley park" attraction at the end of the Mellon family's Monongahela Street Railway on May 30, 1899. It was purchased in 1906 by F. W. Henninger and Andrew McSwigan who later formed the Kennywood Entertainment Company, which owned and operated the park as a closely held family business for …
