Penrhyn Castle is a country house in Llandygai, Bangor, Gwynedd, North Wales, in the form of a Norman castle. It was originally a medieval fortified manor house, founded by Ednyfed Fychan.

Rochester Castle
Rochester Castle stands on the east bank of the River Medway in Rochester, Kent, South East England. The 12th-century keep or stone tower, which is the castle’s most prominent feature, is one of the best-preserved in England or France. Castles were introduced to England