Wilmington Priory, founded by the mother of William the Conqueror in the 13th century will be open free from April 4 until April 7.
The open days will give the public an opportunity to see inside the building, which is otherwise only available as self-catering holiday accommodation, through building preservation charity, the Landmark Trust.
Wilmington Priory in Wilmington was a satellite of the Benedictine Abbey of Notre-Dame de Grestain, founded in Normandy by Herluin de Conteville and his wife Arlette, the mother of William of Conqueror.
Wilmington Priory was a base from which to manage Notre-Dame de Grestain’s English estates.
For more information contact the Landmark Trust Booking Office on 01628 825925 or www.landmarktrust.org.uk.