Heritage Open Day: The tour covers the Chapel's unique history, improvement projects, Grade I listed Organ, stained-glass windows, and historic 13th century Chapel tower. Including the 1764 clock, 1657 Main bell and the 1765 quarter bells. Visitors can ring the bell. St Lawrence Chapel has been at the heart of Warminster for 750 years. It was established in the 1290s. The maiden Hewett sisters endowered it. It was seized in 1549 by the crown and sold. (King Edward VI). The main bell continued to ring daily to announce the town's curfew times (This tradition continues). The town bought the Chapel in 1575. It was then held in Trust by 12 Feoffees (Trustees). The tower is the oldest part of the building, with many original 13th-century features.