Clinton Northern Railway Museum is a non-profit railway museum, featuring railcars from the early 1900s, with a focus on Barney and Smith Cars. Located at the Historic Grand Trunk Depot in St. Johns. Michigan. Open Sunday’s from 1-3pm, May through October. Tour vintage railcars, see an assortment of railroad artifacts and memorabilia. See the four seasons model train layout in the east room of the Depot.