The Eisenhower Tunnel is the longest vehicular tunnel.
Hebesberger UT (Rossleithen) has the longest tunnel
The world's longest canal tunnel is the Rove Tunnel in France. The Stad Ship Tunnel in Norway is shorter, wider, and deeper.
The world's longest canal that is also a tunnel is the Rove tunnel located in France. It was built in 1974. The longest tunnel in the world is a railroad tunnel that is 35 miles long through the Swiss Alps.
World's longest tunnel situated in New York state, United States named Delaware Aqueduct tunnel
The world's longest railroad tunnel is the Seikan Tunnel, it is 33.49 miles long.
The longest rock tunnel in the world is located in the New York City.
B. Suez canal Tunnel
The Seikan Tunnel is in japan. it is one of the longest in the world.
The Brooklyn-Battery Tunnel is in New York City and at 9,117 feet (2,779 m) is the longest underwater tunnel in North America.
Rohtang tunnel
Jawahar tunnel in j&k india