Think the world is your oyster? Think again! From top secret HQ’s to secretive underground train networks – we run through the Top 12 places you won’t be entering anytime soon for love nor money.
RAF Minworth: Based in Harrogate, North Yorkshire
This peculiar looking complex of buildings and dome-shaped structures provide communications and intelligence support to both the UK and U.S. The base is so vast, it has been described as the biggest electronic monitoring station in the world. Allegedly , each satellite (those big round white things) is actually part of the Echelon system – a top secret network that is used to intercept private and commercial communications.