An O scale model train is 1:48, so 1 inch on the model equals 48 inches on a real train. Gauge, which indicates the length between the train track rails. The gauge of an O scale train is 1.25 ...

O scale trains are 1:48 size models. While there are larger model railroad museums, Gribbell says he believes this is the biggest O scale model one. "There's some bigger ones in HO scale.

G-Scale Junction, a model train store in Heath, is a stop for many train lovers. The business specializes in G-Scale model trains. For more information, call 740-967-7300 or go to gscalejunction.com.