"Walking under sharks and corals"

http://uwepetercom.blogspot.com/2007/01/walking-under-sharks-and-corals.html
Aquarium | Barcelona | Spain | 2007-01-21
Aquarium Barcelona is an aquarium located in Port Vell, a harbor in Barcelona. The 35 aquariums at the facility are home to 11,000 animals representing 450 species, and an 80-meter underwater tunnel.