Junior Open House Try your hand at architectural design by drawing our King Charles’ pediment for Junior Open House Day. Or create your own! Once you’re done your architectural masterpiece, why not turn it into a fancy hat? This drop-in event is open and free. Suitable to ages 5+. Donations welcome. Why you're here, why not check out our other Open House activities? Times: 13.00 - 16.00. Find out more Plan your visit Opening times Hire for an event Download a map of the ORNC > Booking for this event has now closed.