Rock formations 1
Fig. 23: Underwater formations with wonderful polished rocks. The sunlight paints a beautiful pattern on the ground. — Nikon D200, Nikkor DX 10.5mm Fisheye, Verzasca, Lavertezzo, 20. August 2009 Nikon D200; Δt=1/160 s; f=10.5 mm; f/6.3; ISO 200; 20 August 2009 10:44:19