Top 10 Longest Tunnels in the World

Tunnels are carved out for various reasons like roadways, railways and for water distribution. Many people think how they are done and which ones are on the top list. In this article, you are going to get a list of tunnels, where they are located and for what purpose they are made. The list includes only the continuous tunnels. Given below are the top ten longest tunnel in use.

Top 10 Longest Tunnels in the World

10  Zelivka Water Tunnel

Zelivka Water Tunnel
Zelivka Water Tunnel—Photo via

The Zelvika Water Tunnel is located in Czech Republic and ranks in the top 10 using tunnels all over the world. It is a water tunnel which transports fresh water from one place to another and ranks as the fifth largest water carrying tunnel in the world. The tunnel is a 51 km long stretch. The construction of the tunnel was initiated in the year of 1965 at Zelvika, a city far away from Prague. The construction of a treatment plant nearby made them built another tunnel for fast transportation of the water. The tunnel got finished in 1972.

Length: 51,075 m (31.7 miles)
Location: Central Bohemian Region, Czech Republic

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9 Seikan Tunnel

Seikan Tunnel
Seikan Tunnel—Photo via

The Seikan Tunnel is a railway tunnel in Japan. It stretches a length of 53.85 km where a major portion of the journey is under the seabed. Yeah, you heard right. The tunnel is beneath the Tsugaru Strait connecting the Aomori Prefecture in Honshu Island to the northern areas of the Hokkaido. The track is 100 m below the seabed and about 240 m below sea level.

The word Seikan comes from the initial of the cities Aomori and Hakodate, which are the last major cities connecting by this track. The tunnel and the railway are operated by the Hokkaido Railway Company. The tunnel may be recognized as the longest tunnel for the underwater railway, but the portion dipped under the water is less than the underwater railway tunnel connected from UK to France.

Seikan Tunnel1
Seikan Tunnel–Photo via

Length: 53,850 m (33.5 miles)
Location: Tsugara Strait, Japan


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