One of England’s most besieged castles has turned the ripe old age of 1000 this year. A new exhibition at Carlisle Castle in Carlisle, England, tells its thousand-year history. Well, approximately a thousand years, since nobody actually knows when the first castle was built here. Like with many great English castles, it got its start with a Roman fort. This fell to ruins and was replaced in the late 11th century by a Norman fort built by William II, son of the famous William the Conqueror, known to his detractors as “Billy the Bastard.” Carlisle Castle is located on the English side of the Scottish border by an important river and town. This made it of vital strategic ...