Great Whipsnade Railway and is manned by platform staff during train operation. The Whipsnade Central station has an old-fashioned signal box which can be seen when leaving or approaching the station platform. Great Whipsnade Railway The Great Whipsnade Railway, also known as The Jumbo Express, is an English, narrow gauge heritage railway that operates within ZSL Whipsnade Zoo in Bedfordshire, England. Construction of the railway started in 1970 and the initial line opened on 26 August 1970. The line provided rides within the animal enclosures and an additional attraction in its own right. Originally called the Whipsnade and Umfolozi Railway, it began as
Milwaukee County Zoo to handle the crowds, and was placed on display. In 1989, the zoo loaned #82 to the recently rebuilt Riverside and Great Northern Railway, and later traded the engine to the R&GN for a second diesel, #1993. Milwaukee County Zoo The Milwaukee County Zoo is a zoo in Milwaukee, Wisconsin, operated by the Milwaukee County Parks Commission. The zoo houses 1,800 animals and covers an area of . It is noted for the second birth of polar bears and siamangs in captivity and for their locally famous gorilla Samson, who lived from 1950 to 1981 and whose bones are now