Welcome To The Largest, Longest Running Model Train Show in North Carolina. In the Exposition Center, State Fairgrounds, Raleigh Corner of Blue Ridge Rd. and Hillsborough St. November 7 & 8, 2009 Open 9:00 am to 5:00 pm, both days. With over 40,000 sq. ft. of Railroading. Multiple layouts in 6 scales, featuring the Largest Single Entity Portable HO Scale Layout.