France. Alpes-Maritimes province. Antibes. Marineland. Killer whales show. The largest tank in the world performing in 42,000 m3 of sea water, with a panoramic glass wall of 64 metres long. The killer whale (Orcinus orca), commonly referred to as the orca whale or orca, and less commonly as the blackfish, is a toothed whale belonging to the oceanic dolphin family. Killer whales are regarded as apex predators, lacking natural predators. Marineland is an animal exhibition park and receives more than a million visitors per year. 03.11.06 © 2006 Didier Ruef