Tunnel, Holland Tunnel, Tyne Tunnel, Blackwall Tunnel, Thames Tunnel, Hsuehshan Tunnel, Kingsway Tunnel, Channel Tunnel, Gotthard Tunnel, Detroit–Windsor tunnel, Underwater tunnel, Queensway Tunnel, Transatlantic tunnel, Münden Tunnel, Atal Tunnel, Bözberg Rail Tunnel, Queens–Midtown Tunnel, Eisenhower Tunnel, Downtown Tunnel, Wind tunnel, Tunnel rat, St. Clair Tunnel, Lötschberg Tunnel, Tunnel (disambiguation), Tunnel boring machine, Vielha Tunnel, Busk–Ivanhoe Tunnel, Chenani–Nashri Tunnel, SMART Tunnel, Japan–Korea Undersea Tunnel, Dublin Port Tunnel, George Massey Tunnel, Seikan Tunnel, Arrissoules Tunnel, Merstham tunnels, Helsinki–Tallinn Tunnel, O'Neill Tunnel, Baltimore and Potomac Tunnel, Barnet Tunnel, Chesapeake Bay Bridge–Tunnel, Eyre's Tunnel

Tunnel of Eupalinos, Hakkōda Tunnel, Glowworm Tunnel, Løvstakken Tunnel, Lötschberg Base Tunnel, Hoosac Tunnel, Lieråsen Tunnel, Eagle's Nest Tunnel and Sha Tin Heights Tunnel, Sonamarg Tunnel, Standedge Tunnels, Tunnel broker, Brooklyn–Battery Tunnel, Lincoln Tunnel, Burnley Tunnel, Zoji-la Tunnel, State Route 99 tunnel, Cross-Harbour Tunnel, Shimizu Tunnel, Zürichberg Tunnel, Simplon Tunnel, Shark tunnel, Anzob Tunnel, Zhaishan Tunnel, Baltimore Harbor Tunnel, Hallandsås Tunnel, Michigan Central Railway Tunnel, Joralemon Street Tunnel, Siloam tunnel, Tunnel magnetoresistance, Connaught Tunnel, Tunnel warfare, Päijänne Water Tunnel, Bridge–tunnel, Woodhead Tunnel, Finnøy Tunnel, San Bernardino Tunnel, Tunnel Records, Downtown Seattle Transit Tunnel, Ōhikage Tunnel, Port Miami Tunnel, Harecastle Tunnel, Blisworth Tunnel, Caldecott Tunnel, Mount Victoria Tunnel, Lyttelton Rail Tunnel, Staten Island Tunnel, Elbe Tunnel (1911), Allegheny Mountain Tunnel, Kamchiq Tunnel, Lehigh Tunnel

Tunnel, Holland Tunnel, Tyne Tunnel, Blackwall Tunnel, Thames Tunnel, Hsuehshan Tunnel, Kingsway Tunnel, Channel Tunnel, Gotthard Tunnel, Detroit–Windsor tunnel, Underwater tunnel, Queensway Tunnel, Transatlantic tunnel, Münden Tunnel, Atal Tunnel, Bözberg Rail Tunnel, Queens–Midtown Tunnel, Eisenhower Tunnel, Downtown Tunnel, Wind tunnel, Tunnel rat, St. Clair Tunnel, Lötschberg Tunnel, Tunnel (disambiguation), Tunnel boring machine, Vielha Tunnel, Busk–Ivanhoe Tunnel, Chenani–Nashri Tunnel, SMART Tunnel, Japan–Korea Undersea Tunnel, Dublin Port Tunnel, George Massey Tunnel, Seikan Tunnel, Arrissoules Tunnel, Merstham tunnels, Helsinki–Tallinn Tunnel, O'Neill Tunnel, Baltimore and Potomac Tunnel, Barnet Tunnel, Chesapeake Bay Bridge–Tunnel, Eyre's Tunnel, Tunnel of Eupalinos, Hakkōda Tunnel, Glowworm Tunnel, Løvstakken Tunnel, Lötschberg Base Tunnel, Hoosac Tunnel, Lieråsen Tunnel, Eagle's Nest Tunnel and Sha Tin Heights Tunnel, Sonamarg Tunnel, Standedge Tunnels, Tunnel broker, Brooklyn–Battery Tunnel, Lincoln Tunnel, Burnley Tunnel, Zoji-la Tunnel, State Route 99 tunnel, Cross-Harbour Tunnel, Shimizu Tunnel, Zürichberg Tunnel, Simplon Tunnel, Shark tunnel, Anzob Tunnel, Zhaishan Tunnel, Baltimore Harbor Tunnel, Hallandsås Tunnel, Michigan Central Railway Tunnel, Joralemon Street Tunnel, Siloam tunnel, Tunnel magnetoresistance, Connaught Tunnel, Tunnel warfare, Päijänne Water Tunnel, Bridge–tunnel, Woodhead Tunnel, Finnøy Tunnel, San Bernardino Tunnel, Tunnel Records, Downtown Seattle Transit Tunnel, Ōhikage Tunnel, Port Miami Tunnel, Harecastle Tunnel, Blisworth Tunnel, Caldecott Tunnel, Mount Victoria Tunnel, Lyttelton Rail Tunnel, Staten Island Tunnel, Elbe Tunnel (1911), Allegheny Mountain Tunnel, Kamchiq Tunnel, Lehigh Tunnel, Brenner Base Tunnel, Ülemiste Tunnel, Chiltern tunnel, Chicago Tunnel Company, Merritton Tunnel, Wapping Tunnel, Cascade Tunnel, Redhill Tunnel, Leipzig City Tunnel, Jeddo Tunnel, Orhangazi Tunnel, Blanka tunnel complex, Saigon River Tunnel, Sakhalin–Hokkaido Tunnel, Callahan Tunnel, Clem Jones Tunnel, Bramhope Tunnel, Greenwich foot tunnel, Cycling tunnel, Mont Blanc Tunnel, Engelberg Tunnel, Al Shindagha Tunnel, First Street Tunnel, Boring test tunnel, Perkasie Tunnel, Hampton Roads Bridge–Tunnel, Landrücken Tunnel, Ceneri Base Tunnel, Weinberg Tunnel, Holland Tunnel fire, Deck Park Tunnel, Mount Baker Tunnel, Uttarakhand tunnel rescue, Tunnel construction, Hvalfjörður Tunnel, Baker–Barry Tunnel, Karnaphuli Tunnel, Gotthard Base Tunnel, Jawahar Tunnel, IP tunnel, City Tunnel (Malmö), Boßler Tunnel, Pound Bend Tunnel, Tunnel Bend diversion tunnel, Tunneling protocol, Harbor Tunnel, Gallitzin Tunnels, Northgate Link tunnel, Sarajevo Tunnel, Bømlafjord Tunnel, Smuggling tunnel, Blue Ridge Tunnel, Deliktaş Tunnel, New River Tunnel, Fréjus Rail Tunnel, Gotthard Road Tunnel, Letten Tunnel, Steinway Tunnel, Dudley Tunnel, Bridge and tunnel