HMP Gloucester Guided Tour Saturday 14th August 10 AM HMP Gloucester Guided Tour of this historic building. £15.00 Quantity: at £15.00 each Add To Basket 20 in stock. An opportunity to explore the former HMP Gloucester. View the wings, kitchens and chapel, hear how the prisoners lived. Tour lasts around 1 and a half hours. Secure parking on site included.