An audio guided tour takes you round the wartime buildings and the 12 acres of grounds. You can also see the elegant Victorian mansion. Display of Churchillian memorabilia and WWII memorabilia in the exhibition block. There is a collection of vehicles with fire engines, model boats and model railway exhibition. The museum also houses the Projected Picture Trust, wartime life in the park, diplomatic wireless, cryptology machines and post-war computers. Children's code trail and playground.