Follow us LONDON: Behind a blue door in a narrow London passage lies a little-known network of tunnels deep underground, once home to British spies and a secret long-distance telephone exchange.

Behind a blue door in a narrow London passage lies a little-known network of tunnels deep underground, once home to British spies and a secret long-distance telephone exchange. Thirty metres below ...

A fire broken out in a northbound tunnel near Waterloo Underground station in London. London Fire Brigade and other emergency crews rushed to the scene after reports of a ‘ceramic track support ...

Behind a blue door in a narrow London passage lies a little-known network of tunnels deep underground, once home to British spies and a secret long-distance telephone exchange. Thirty metres (100 feet ...

chief executive of The London Tunnels, standing in an arched steel cavern as London Underground trains rumbled overhead. A former investment banker, Mr Murray hopes to turn the tunnels into a ...

Thirty metres (100 feet) below the UK capital’s bustling streets, all that can be heard in the tunnels built to withstand a nuclear attack is the rumble of the London Underground’s Circle Line.

Behind a blue door in a narrow London passage lies a little-known network of tunnels deep underground, once home to British spies and a secret long-distance telephone exchange. Journalism takes time ...