Fig. 40: Remnants of the sunken belt conveyor which was used to build the Seelisberg tunnel. It's located at a depth of 7 to 18 meters. — Nikon D200, Nikkor 10.5mm DX Fisheye, Rütenen/Beckenried, Lake Lucerne, 6 September 2009 Nikon D200; Δt=1/80 s; f=10.5 mm; f/4.5; ISO 400; 6 September 2009 10:44:04
