Kendra Baker photosThe 18th- and 19th-Century buildings on Wilton Historical Society\u2019s 224 Danbury Road campus have been transformed into a train-lover\u2019s paradise for the return of the Great Trains Holiday Exhibition on Friday, Nov. 24, at noon. Two special events based on the show will take place on Saturday. The annual show features different train layouts that wind through tiny towns with numerous buildings, tunnels and two working Ferris wheels, as well as buttons that activate lights, bells, whistles and more. This year\u2019s exhibition will also feature a new display built completely of LEGOs. Returning will be a special room for youngsters with Thomas the Tank Engine and Brio sets. A group of engineers who helped build the exhibition will be present to answer any questions and engage in \u201ctrain talk\u201d with visitors. The Great Trains Holiday Exhibition attracts \u201ctons of kids with their parents and grandparents,\u201d as well as \u201ctrain aficionados of all ages,\u201d volunteer and former Wilton resident Steve Desloge told The Bulletin last year. \u201cMany visitors come back year after year, and many come more than once during the exhibit.\u201d The Great Trains Holiday Exhibition will run through Monday, Jan. 15, with the following hours of operation: Wednesdays through Saturdays, from 10 to 4. Sundays, from noon to 4. Admission to the show is free for children under 12 and historical society members. There is a $10 fee for adults who are non-members. Puppets and painting On Saturday, Nov. 25, from 11 to 1, the historical society will also host an art workshop where children can paint wooden train engines. There is a $5 per-child and $15 per-family fee for members, and a $10 per-child and $30 max per-family fee for non-members. Then, from 2 to 3, there will be a special puppet performance by Jim Napolitano. He performs one of the oldest forms of puppetry \u2014 shadow puppetry. He's performed for the PBS show Between the Lions, Disney's The Book of Pooh and Nickelodeon in A Show of Hands. His puppetry has taken him across the country and around the globe. The show is free. Information: wiltonhistorical.org, 203-762-7257.