Channel Tunnel | Coen brothers | tunnel | The Time Tunnel | Holland Tunnel | Fréjus Rail Tunnel | wind tunnel | Coen Brothers | Memorial Tunnel | Gotthard Road Tunnel | Severn Tunnel | Queensway Tunnel | Fréjus Road Tunnel | Thames Tunnel | Oslo Tunnel | Mont Blanc Tunnel | Lincoln Tunnel | Coen Moulijn | Clyde Tunnel | Brooklyn–Battery Tunnel | Tunnel über der Spree | Tunnel | Ted Williams Tunnel | Tauern Road Tunnel | North Cape Tunnel | Malpas Tunnel | Lyttelton road tunnel | Khun Tan Tunnel | Gotthard road tunnel | Fréjus road tunnel |
The busiest 4-lane motorway in the Netherlands is the A10 in the Coen Tunnel in Amsterdam with 110.000 vehicles per day.