Find us in the once top-secret world of iconic codebreaking Huts and Blocks set within a Victorian estate. Hut 4, once a WW2 Naval Intelligence Codebreaking Hut houses our café serving hot food and grab and go items. Grab a coffee and cake from the Coffee Shop in the Visitor Centre or The Kiosk in Hut 1. Delicious afternoon tea is served in the Mansion House at weekends.