Channel Tunnel over £3 million. Ten workers, eight of them British, were killed during construction between 1987 and 1993, most in the first few months of boring. A two-inch (50-mm) diameter pilot hole allowed the service tunnel to break through without ceremony on 30 October 1990. On 1 December 1990, Englishman Graham Fagg and Frenchman Phillippe Cozette broke through the service tunnel with the media watching. Eurotunnel completed the tunnel on time, and it was officially opened, one year later than originally planned, by Queen Elizabeth II and the French president, François Mitterrand, in a ceremony held in Calais on 6 May
Eurasia Tunnel Eurasia Tunnel The Eurasia Tunnel () is a road tunnel in Istanbul, Turkey, crossing underneath the Bosphorus strait. The tunnel was officially opened on 20 December 2016 and opened to traffic on 22 December 2016. The double-deck tunnel connects Kumkapı on the European part and Koşuyolu, Kadıköy, on the Asian part of Istanbul with a route including the tunnel approach roads. It crosses the Bosphorus beneath the seabed at a maximum depth of −106 m. It is about 1 km south of the undersea railway tunnel Marmaray, which was opened on 29 October 2013. The journey between the two continents