Heritage Open Day is happening at St Mary's Church, Castle Street, Thornbury on Saturday 13th September 2025.

This is the only day during the year St Mary's Church opens the tower to the public. Come and climb the 113 steps to brave the heights and surround yourself in the beautiful views from the top. Please call the office to book a place on a tour. 01454 281900.

(Tours run 13:30 - 16:30. Only ages 8 and above can visit the tower. Sorry there is no disabled access to the tower).