I had to collect some of these, they look awesome.
Foto: BJØRN OLAV JAGGI - Sunde, Kvinnherad, Norway - December 2010Foto: John Halvor Sæle - Arnavågen, Bergen, Norway - March 2010Foto: Martha Kari Karlsen, Vangsmjøsa, Vang, Norway - December 2010Foto: Arild Gaaren, Kleivgrend, Fyresdal, Norway - January 2007Foto: Graham Blissett, River Otter near Honiton, Devon, UK - January 2009
These are formed when the temperature rises, the ice gets thinner and it sinks a little, sometimes because warmer water rises and drills holes in the ice from below. The overhead water floods in at times and freezes, and this continues till circles are formed. At least, thats what experts are saying. Here are some other nice circles.
Born in 1971, fell in love with computing in 1983 because of Sinclair's masterpieces. Continued on the magic surrounding the C64, Amiga and moved to the PC world in 1990. Loves science fiction, programming, astronomy, my family and my job. (developer) :)
Vakkert!
Now, that is just plumb freaky!