Tynemouth Castle and Priory
North Tyneside, United Kingdom · built 601
Tynemouth Priory and Castle is an historic site located on a promontory at the mouth of the Tyne at Tynemouth. The medieval Benedictine priory was protected by walls, towers, and a gatehouse. The heraldry of the metropolitan borough of North Tyneside includes three crowns commemorating the three kings who have been buried in the priory.
Fort data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).