A model train exhibit is on display in the upstairs of the Jefferson Barracks Visitors’ Center.

Visitors of all ages will enjoy watching model trains during this Christmas period exhibit, according to a news release from the St. Louis County Department of Parks and Recreation. Visitors will see O-Gauge and HO trains operating on special train board layouts featuring military posts, an air base, and towns ready for the Christmas season. Toys trains, military dolls and other military toys also will be on display.

Admission is $2 per person. Children under 12 are admitted free. Hours are from noon to 4 p.m. Wednesdays through Sundays. For additional information, call (314) 544-6224 or (314) 631-1735.