But much to the surprise of the scientists, a second secret tunnel which experts had only hypothesised about for a few years was discovered. This second tunnel runs parallel to the first one ...

A network of secret tunnels buried deep under London is set to be transformed into a £120 million tourist attraction. The Kingsway Exchange Tunnels are located 40 metres below ground and were ...

But to the researchers’ surprise, their survey revealed a second secret tunnel that experts had only hypothesized about for years. The second tunnel runs parallel to the first one, about 1 meter ...

From Narnia to Alice in Wonderland, Britain’s best adventures begin with hidden doors or secret tunnels — and this is a tale with both. Behind an unmarked blue door in London’s Chancery Lane ...

Hidden from plain sight, a network of secret tunnels runs underneath our feet across the city centre. These hidden chambers have been left out of prying eyes for decades. But with Birmingham City ...

When the Wynyard tunnels – abandoned railway tunnels connecting to Wynyard Station in Sydney’s CBD – first came alive with lights and immersive sound displays as part of Vivid, Sydneysiders ...