Category
page 1Proposed railway tunnels in Europe
Helsinki-to-Tallinn Tunnel
planned undersea rail connection between Finland and Estonia
Brenner Base Tunnel
railway tunnel
Strait of Gibraltar crossing
railway tunnel

Zimmerberg Base Tunnel
railway tunnel in northeastern Switzerland
Mont d'Ambin base tunnel
rail tunnel connecting Italy and France
Västlänken
railway tunnel and infrastructure in Göteborg, Sweden, mostly through a tunnel