Heritage Open Day: Tower tours, brass rubbing, children's activities, guided tours of church and churchyard, refreshments. Tower tours giving spectacular views over the city; pre-booking not required. Children over 10 years of age only and must be accompanied by an adult. Note: The tower may be closed in wet or windy conditions. Self-guided tours of the churchyard and guided tours of the church, pre-booking not required. Brass rubbing with a wide choice of tablets (excluding church brasses).