Derby Model Railway Exhibition 2019   The Roundhouse, Roundhouse Road, Pride Park, Derby, DE24 8JE. Parking onsite for visitors (note the College makes a charge of £2 for parking)   Saturday 11th and Sunday 12th May.   Open 10.00am to 5.00pm Saturday,  10.00am to 4.30pm Sunday   Admission: Adults: £8,   Under 14s: Free (when accompanied by a paying adult)   Hot and cold refreshments and food is available throughout the day in the venue, including