A chance to explore Britain’s most complete Dominican Priory, owned by English Heritage and managed by Gloucester City Council.
Most of the 13th century church remains, including a rare scissor-braced roof.
Various musical events are being held in the building and guided tours of the Priory are available on Saturday at 11.00 and 2.30 and on Sunday at 12.30, which take about an hour. No booking is required for the tours.
Meeting point for the tours is at the entrance to the Priory off Ladybellegate Street.
This event is one of a number making up the Gloucester History Festival and Heritage Open Days.