Fig. 1: A wonderful snowy winter landscape in the Klöntal Valley. On the ice of the frozen lake one can see a few small black ants doing digging and ice cutting work for he upcoming ice diving event. DiveZone ice diving event, Lake Klöntal. — EXIF: Nikon D3; Δt=1/320 s; f=70 mm; f/9.0; ISO 200; 2014-03-01 10:43:32
