Colombia owns the world’s third largest coral reef barrier, divers could choose between dive sites in the Caribbean and the Pacific. The seas around Providencia and Santa Catalina in the Caribbean are a UNESCO protected area, and are known as the Seaflower Biosphere Reserve, providing marvelous diving experience, one might possible to observe 4 species of shark. Malpelo in the Colombian Pacific is one of the best dive sites here, but divers can only visit here as part of an organised trip on a dive boat. Malpelo is one of the best places in the world to dive with unbelievable numbers of sharks, including hammerheads, whale and the rare sunray shark, it’s truly wonderful.