Kimbolton Castle
★★★★☆
Attribution: By Graham Taylor, CC BY-SA 2.0, https://commons.wikimedia.org/w/index.php?curid=4533529
Kimbolton Castle was the final home of King Henry VIII's first wife, Catherine of Aragon. Originally a medieval castle but converted into a stately palace, it was the family seat of the Dukes of Manchester from 1615 until 1950. It now houses Kimbolton School.