Canal tunnel
![Shrewley Tunnel](/Images/godic/202501/02/Shrewley_Tunnel_interior2038.JPG")
![Starvationer at Ellesmere Port Canal Museum with a demonstration of the process of legging to push the boat through the tunnels](/Images/godic/202501/02/Starvationer_at_Ellesmere_Port_Canal_Museum2038.jpg")
![The Malpas tunnel on the Canal du Midi](/Images/godic/202501/02/TunnelduMalpas2038.jpg")
A canal tunnel is a tunnel for a (shipping) canal. The longest canal tunnel in the world is the Rove Tunnel in France, presently disused. The proposed Stad Ship Tunnel in Norway, while shorter, will be significantly wider and deeper, as it is designed to accommodate seagoing vessels.