Fig. 23: A shark made of an old air tank. It is located at about 11m depth close to the left entrance at dive site Riedsort. — Nikon D200, Nikkor 10.5mm DX Fisheye, Riedsort, Lake Lucerne, 16 August 2009 — EXIF: Nikon D200; Δt=1/125 s; f=10.5 mm; f/5.6; ISO 400; 2009-08-16 10:37:49
