Opening Hours & Public Tours  

Our opening hours are dependent on seasonality. We have a set number of tours each day and depending on which you would like to book, you can see the available time slots and book them here. Please note that tour numbers are limited, so we do suggest booking online in advance.  

You can book on to our Classic Guided Tour at the visitor centre. They run every 30 minutes.  


Peak Season (April, May, June, July, August, September) 

Monday – Friday 9am to 4pm  

Saturdays 10am to 4pm 

Sundays 1pm to 4pm 


Non-Peak Season (November & December) 

Monday – Friday 10am to 3pm 

Saturdays 10am to 3pm  

Sundays Closed  


Winter Season (January, February, March)  

Monday – Friday 10am to 3pm  

Saturdays Closed  

Sundays Closed  

Our visitor Centre is open on Bank Holidays (exclusions apply). Our visitor Centre hours are subject to the discretion of management. You are always welcome to call us should you be unsure if we are open.