Published December 25. 2012 11:00PM
The Thomas Fun Room is open through Jan. 13, Lehigh Valley Heritage Museum, 432 W. Walnut St., Allentown.
The 3,000-square-foot exhibit re-creates the era when railroads were king.
The display includes 50 enlarged images of Lehigh Valley Railroad steam locomotives.
Information: lehighvalleyheritagemuseum.org, 610-435-1074