Mon - Fri: 8 am - 5 pm
Sat, Sun: 10 am - 5 pm
Free guided tours are available most weekdays from 2-4 pm between April and October each year.
Heritage tours for groups are available by arrangement throughout the year, and there is a charge of £5 per person. The tour must be pre-booked!
You can also buy an Audio Tour, available for £1.49.