Sigan Tunnel in Japan ( between two islands).
The Grand Canal in China is the longest. It is about 1800 km long.
its because the grand canal is the worlds longest man made water runway
B. Suez canal Tunnel
The Worlds longest canal tunnel is the Standedge Tunnel in the UK at 3.1 miles (5 kms). plus my dick in length
my peen
amazon
the name of the longest canal in Britain is the Standedge Tunnel canal.
worlds longest toenailes
the largest canal in the world is the panama canal and it is 5900 miles ;ong
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.
The Andes
Le Grand Souterrain in France at 5677 meters, then the Standedge in England at 5210 meters