What an exciting adventure! Harry Potter and the Castle of Secrets taking place right here in Glenside. Get your kids ready for Treasure Hunts and Castle tours on April 8th. It all begins at 1 :00 p.m. The proceeds will be going to the Glenside Library. $5.00 Treasure Hunt $5.00 Castle Tour $8.00 Both Combined You may register for the event by clicking here.