The Lionel 6-21276 PRR The Congressional Diner is a pre-built model train building designed as a ready-to-go piece for model railroads enthusiasts. This silver-colored building, representing the Pennsylvania Railroad, measures 15 inches in length, 4.25 inches in height, and 3.75 inches in width. Made in China, this O gauge model is perfect for adding to your transportation-themed collection, even though it comes without a box.