large group of animals, pedestrian walkway, no people, horizontal, indoors, photography, fish, animal, color image, exhibition, water, aquarium, underwater, swimming, spain, shark, railing, wooden, decor, brown, ship, harbor, port, located, catalonia, barcelona, show, elasmobranch, decoration, sport, enclosure, vivarium, district, entertainment, interior decoration, seaport, european country, vehicle, presentation, direction, barrier, city, urban area, rail, diversion, craft, cartilaginous fish, tank, inside, aquatic vertebrate, water sport, submerged