Sudeley Castle, located in Gloucestershire, England, is a historic Grade I listed castle with a rich past dating back to the 11th century. Originally built in 1443 by Ralph Boteler, it has seen visits from King Henry VIII and his wives, including Catherine Parr, who is buried on the grounds. The castle boasts beautiful gardens and a fascinating history, making it a must-visit destination for history buffs and castle enthusiasts alike.