Holliston Historical Society train show April 25th, 2026. 547 Washington St, Holliston, Mass Across from police station Show hours 10am to 4pm, admission $5.00 per person sponsored by Waushakum Live Steamers. Vendors, food, and operating layouts. For information about the club please visit https://www.waushakumlivesteamers.org/vistor-info/faqs/