Almeida Carvalho (Wreck), Portimão, Portugal

The Ocean Revival underwater park, located off the coast of Portimão in the Algarve region of Portugal, is marked at the surface by signaling buoys. It features four Portuguese Navy ships, including the Almeida Carvalho, which measure 64m in length, 12m in width, and were sunk on September 21, 2013, with a maximum depth of 30m.