Rove Tunnel

The Rove Tunnel is a canal tunnel in France that connected Marseille to the Rhône river. It was opened in 1927 and closed in 1963. With a length of 7,120 metres it was a major work of civil engineering and one of the longest such tunnels.The tunnel was the most challenging section of the Canal de Marseille au Rhône, which connected Marseille to the Rhône river.The canal has a total length of 81 kilometres .The tunnel starts near the village of Le Rove, and provides a sea level passage through the 278 m maximum altitude Chaîne de l'Estaque.The tunnel is 7,120 m long, 22 m wide and 11.4 m high.The water depth is 4 m .It remains the biggest canal tunnel in the world, as far as shipping canals are concerned. As a part of the Canal de Marseille au Rhône, it used to connect the Étang de Berre in the north with L'Estaque in the south, both hosting a part of Marseille's harbour.

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