Rockingham Castle, Northamptonshire, UK - one of the most historic medieval houses in England, based around an early medieval castle. The castle sits atop a high hill overlooking the attractive village of the same name, and is surrounded by wonderful formal and informal gardens.
Middleham (Home to King Richard III) - Middleham Castle in Wensleydale, in the county of North Yorkshire, England, was built by Robert Fitzrandolph, 3rd Lord of Middleham and Spennithorne, commencing in 1190. It was built near the site of an earlier motte and bailey castle.
Framlingham Castle, Suffolk, England. Henry VIII's daughter Mary sheltered at Framlingham during the attempt, in 1553 to put Lady Jane Grey on the throne. Later, as Queen Mary she visited the castle with her husband King Philip of Spain