Travis Johnson of Oxford tells Lily Haley, 7, of Turner where her train will come out next on Sunday during the last day of ExTRAINaganza, the annual Great Falls Model Railroad Club holiday show in Auburn. Johnson is one of the members who spent time showing visitors the club’s two floors of model train sets. The club will open their doors to the public again on Dec. 9 from 9 a.m. to 1 p.m.  Daryn Slover/Sun Journal

Bob Willard of Lewiston builds a trolley car Sunday at the Great Falls Model Railroad Club in Auburn. Willard was demonstrating how cars are built during the last day of ExTRAINaganza, the club’s annual holiday show. The club will open their doors to the public again on Dec. 9 from 9 a.m. to 1 p.m. Daryn Slover/Sun Journal

Dick Clark of Greene runs a G scale model train Sunday at the Great Falls Model Railroad Club for ExTRAINaganza, the annual holiday show, at 144 Mill St. in Auburn. The club will open their doors again to the public on Dec. 9 from 9 a.m. to 1 p.m. Daryn Slover/Sun Journal

Badges of club members hang Sunday inside the Great Falls Model Railroad Club at 144 Mill St. in Auburn. Daryn Slover/Sun Journal