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Built at the Quarnaro shipyards in Fiume by the Italian Navy, the tugboat Colosso, 32.9 m long and 7.9 m wide, was launched on February 12, 1942. Equipped with a steam engine powered by
The Colosso is a witness to 20th-century conflicts resting at 39.00 m in the waters of Portofino. This 1942 Italian Navy tugboat of 33.0 m sank in 1945. Now an artificial reef, it offers a dive combining history and exceptional marine biodiversity.
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