The Irish Sea Bridge, sometimes called the Celtic Crossing ... It estimated that a bridge would cost £335 billion and a tunnel £209 billion. The study said that, although the technology ...

Whereas the tunnel route would be estimated to take ... its potential boost to tourism and business on both sides of the Irish Sea. While alternatives, including between Ireland and parts of ...

THE world’s biggest underwater “Lego tunnel” will soon be dunked into the ocean to create a bustling connection between Denmark and Germany. The $7billion mega-project will ...

Unlike the tunnel under the Channel between England and France, the Strait of Gibraltar concept has issues with depth, wind speeds during construction, sea currents and tides. Another main point ...