Visitors watch maritime animals in one of the aquariums at the “Nausicaa Centre National de la Mer”, the National Maritime Center, in Boulogne-sur-Mer, northern France, 15 October. Nausicca is Europe's biggest aquarium and one of the top five in the world with unique conservatory of oceanic biodiversity and is home to over 58,000 animals. (Photo by Olivier Hoslet/EPA)
