One of the displays in the Carillon Historical Park in Dayton, Ohio is a model railroad.
Museums 101: Model railroad (photo diary)
Museums 101: The Great Northern Model Railway Diorama (photo diary)
Fort Missoula: A model railroad display (photo diary)
Fort Missoula: Model railroad display buildings (photo diary)
Museums 101: Model railroad in Wallace, Idaho (photo diary)
Museums 101: Railroad Handcars and Motorcars (Photo Diary)
Museums 101: The Caboose (Photo Diary)
Museums 101: The Railroad (Photo Diary)