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 == Cristo Redentor Tunnel Raúl Uranga – Carlos Sylvestre Begnis Subfluvial Tunnel == 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: Suzhou Metro Line 3-11, 86.54 km (53.773 mi), longest metro/rapid transit tunnel Line 6 (Chengdu Metro), 68.2 km (42.4 mi), third-longest metro/rapid transit tunnel Tianshan Shengli Tunnel, 22.1 km long dual bore roadway at 4091 meters above the sea level 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.

Source: Wikipedia — List of tunnels by country (CC BY-SA 4.0)