The Eurasia Tunnel (Avrasya Tüneli) is a road tunnel in Istanbul, Turkey, crossing underneath the Bosphorus strait. The tunnel was

The Victoria line is a London Underground line that runs between Brixton in south London and Walthamstow Central in the

The Holland Tunnel is a vehicular tunnel under the Hudson River. It connects Manhattan in New York City, New York,

The Thames Tideway Tunnel is an under-construction 25 km (16 mi) tunnel running mostly under the tidal section of the

The Stormwater Management And Road Tunnel (SMART Tunnel), is a storm drainage and road structure in Kuala Lumpur, Malaysia, and

The Channel Tunnel is a 50.45-kilometre (31.35 mi) rail tunnel linking Folkestone, Kent, in the United Kingdom, with Coquelles, Pas-de-Calais,

The Lötschberg Base Tunnel (LBT) is a 34.57-kilometre (21.48 mi) railway base tunnel on the BLS AG’s Lötschberg line cutting

The Brenner Base Tunnel is a planned 55-kilometre-long (34 mi) railway tunnel through the base of the Eastern Alps beneath

The Seikan Tunnel is a 53.85 km (33.46 mi) dual gauge railway tunnel in Japan, with a 23.3 km (14.5

The Gotthard Base Tunnel is a railway tunnel through the Alps in Switzerland. It opened on 1 June 2016, and