- English Heritage may have limited internet coverage, so tap on your digicard before setting off. It will stay live on your phone for three days.
Members of CSSC benefit from a great range of discounted and free days out and shopping vouchers.
Extensive earthworks mark the site of the 11th century motte-and-bailey castle, with ramparts up to 15 metres high.
FAQs and safety guidelines
English Heritage have put together an FAQs page, which contains the answers to a large number of queries. A number of safety measures have also been implemented at sites which can be viewed on the English Heritage website.