The green light has been given to the world's longest tunnel, a $27 billion project that will reduce a six-hour journey to just 40 minutes. The Bohai Strait Tunnel in China will feature two parallel ...
The world's longest tunnel that will slash a six-hour journey to just 40 minutes and cost more than £20billion to build has been given the green light. The Bohai Strait Tunnel, in China, will feature ...