List of tunnels by country

The list of tunnels includes any road tunnel, railway tunnel or waterway tunnel anywhere in the world.

Afghanistan

Salang Tunnel

Albania

Andorra

Envalira Tunnel, road
Pont Pla Tunnel, 1.26 km, road
Sant Antoni Tunnel, 280 m, road
Dos Valires Tunnel, 3 km, road

Argentina

Australia

Austria

Azerbaijan

Ziya Bunyadov tunnel Baku
Darnagul tunnel Baku
20 January tunnel Baku
Kalbajar Tunnel

Belgium

Brazil

Bulgaria

Canada

Chile

People's Republic of China

Specifically notable tunnels in the People's Republic of China include:

Line 6 (Chengdu Metro), 68.2 km (42.4 mi), longest metro/rapid transit tunnel
Wushaoling Tunnel, 21 km long dual bore railway
Zhongnanshan Tunnel, 18 km long dual bore roadway
Fenghuoshan tunnel, at 5 km above sea level, the highest elevation rail tunnel in the world

Colombia

Tunel del Toyo (under construction) 9.84 km
La Línea Tunnel 8.65 km
Occidente Tunnel 4.6 km
Buenavista Tunnel 4.6 km
Sumapaz Tunnel 4.1 km
Daza Tunnel 1.7 km
Túnel Polvorín 1.6 km
Girardota Tunnel 850 m
La Llorona Tunnel 470 m
Bijagual Tunnel 185 m
Boquerón Tunnel 2.4 km
Santa Rosa Tunnel 1.5 km
Tunnel 5 1.6 km
Tunnel 3 1.4 km
Túnel Guacapate 1.2 km

Croatia

Denmark

Great Belt Fixed Link, railway, 8.0 km
Copenhagen Metro, metro rail, M2 line, 7,4 km (Fasanvej–Lergravsparken)
Øresund Connection, road and rail, 4.05 km
Boulevard Line, Copenhagen, railway, 1.8 km
Limfjordstunnelen

Egypt

Ahmed Hamdi Tunnel, under the Suez Canal between Suez and Ismailia.

Estonia

Ülemiste Tunnel, road, 320 m

Faroe Islands

Finland

Raisiotunneli Raisio
Myllyahde tunneli Turku
Kehä II tunneli Kauniainen
Korpilahti railway tunnel, near Jyväskylä
Päijänne Water Tunnel, 1982
Savio Rail Tunnel, 13.5 km, opened in 2008

France

Channel Tunnel to the United Kingdom (railway through the English Channel), at 50.5 km (31.4 mi)
International Tunnel de Bielsa-Aragnouet France – Spain: total length 3.07 km, diameter 7.5 m, 100 m minimum distance between one after another vehicles, asphalt lane 6 m wide, for vehicles high max 4.3 m, max speed 60 km/h (37 mi/h)
Fréjus Rail Tunnel
Fréjus Road Tunnel
Mont Blanc Tunnel
Pont de l'Alma Tunnel (built under the River Sena – along its length, perpendicular to the length of the bridge, with reinforced concrete columns between the two traffic lanes, road: forbidden for pedestrians)
Rove Tunnel, southern section of the Marseilles–Rhône Canal, 7.2 km (4.5 mi) long and 22 m (72 ft) wide, Bouches-du-Rhône dept., SE France; opened 1927. Starting near the village of Le Rove, it cuts through the Chaîne de l'Estaque at sea level. It is considered one of the greatest pieces of engineering since the Panama Canal. Longest canal tunnel in the world.
Col de Tende Road Tunnel
Col de Tende Rail Tunnel [fr]

Georgia

Roki Tunnel (3.73 km road)
Rikoti Tunnel (1.72 km road)

Germany

e.g.:

Gibraltar

Dudley Ward Tunnel

Greece

Road tunnel in operation:

Aktio–Preveza Undersea Tunnel (road), Connects Aktio and Preveza, under Aktion Channel, 1.20 km
Artemisio Tunnel (road), double tunnel, under Mount Artemision, 1.40 km
76 tunnels of the A2 motorway (Egnatia Odos), most notably in parts of Epirus and Western Macedonia, combined length of 99 km, the longest of which are Driskos Tunnel 4.6 km, Metsovo Tunnel 3.5 km, Dodoni Tunnel 3.6 km, Kastania Tunnel 2.2 km, Anilio Tunnel 2.1 km
Road Tunnels of E94 part Athens–Corinth, point Kakia Skala, combined length of 6 km

Road tunnel under construction:

Tempe Tunnel
Platamonas Tunnel

Railway tunnel in operation:

Tempe Tunnel 5.5 km
Platamonas Tunnel 4.3 km
Perama Tunnel 3.5 km
Kakia Skala Tunnel 2.4 km

Railway tunnel under construction:

Kalidromos Tunnel
Othrios Tunnel
Domokos Tunnel
Panagiopoulos Tunnel
Aegio Tunnel

Hong Kong

Iceland

No metro, but some long road tunnels, including Hvalfjörður Tunnel at 5.8 km (3.6 mi) and some longer, and the longest (non-road) hydroelectric tunnel in Europe, one of the longest tunnels of any kind in the world, at Kárahnjúkar Hydropower Plant at 39.7 km (24.7 mi)

India

Dr. Syama Prasad Mookerjee Tunnel Longest Road Tunnel in India
Atal Tunnel
Banihal Qazigund Road Tunnel
Pir Panjal Railway Tunnel (Banihal Tunnel)
Maliguda Tunnel
New Katraj Tunnel
Punarjani Guha
trivandrum port tunnel
Jaipur Tunnel
Kuthiran Tunnel
Anakkampoyil-Kalladi-Meppadi tunnel
Zoji-la Tunnel
Sela Tunnel

Ireland

Isle of Man

Great Laxey Mine Railway tunnel

Israel

Carmel Tunnels
Traffic Tunnels on road number 60 from Jerusalem to Gush Etzion
Traffic Tunnels on road number 6 (crossing Israel)
Railway tunnels (under construction) on new line Tel Aviv–Jerusalem
Gaza Strip smuggling tunnels
Siloam Tunnel
Jerusalem Water Channel
Western Wall Tunnel

Italy

Japan

Seikan Tunnel, 53.9 km (33.5 mi)

Lithuania

Luxembourg

Macau

Macedonia

Bukovik Tunnel, railway, 7.05 km

veles tunnel 500 m
veles tunnel 300 m

demir kapija tunnel 800 m

Malaysia

SMART Tunnel – 3.3 km (highway); 9.7 km (water passage)
Genting Sempah Tunnel – 900 m (highway)
Larut Tunnel – 2.9 km (rail)
Menora Tunnel – 800 m (highway)
Penchala Tunnel – 700 m (highway)
Kelana Jaya Line (light metro) – 2.9 km (underground rail section)
Sungai Buloh–Kajang Line (light metro) – 9.5 km (underground rail section)
Sungai Buloh–Serdang–Putrajaya Line (light metro) – 13.5 km (underground rail section)

Montenegro

Road tunnels in operation

Sozina Tunnel 4.19 km
Ivica Tunnel 2.21 km
Sutorman Tunnel 1.97 km (used as railway tunnel from 1908 to 1959, very narrow, only one car, rarely used)
Vrmac Tunnel 1.64 km
Lokve Tunnel 1.12 km
Budoš Tunnel

Road tunnels under construction

Vjeternik Tunnel 3.0/2.86 km (two tubes)
Klisura Tunnel 2.81 km
Kosman Tunnel 2.67/2.55 km (two tubes)
Vežešnik Tunnel 2.47/2.41 km (two tubes)
Mala Trava Tunnel 1.90/1.88 km (two tubes)
Jabučki Krš Tunnel 1.46/1.36 km (two tubes)
Ibarac Tunnel 1.19 km

Railway tunnels in operation

Morocco

Tunnel du Legionaire

Netherlands

New Zealand

North Korea

Norway

Panama

Las Esclavas Tunnel

Pakistan