The Siberian express rolled in last night and dropped our temperatures from 40 F to 11 F very quickly. The surface of this little puddle froze and the water below the ice just drained into the ground leaving this thin sheet of strange ice. Gaston County, NC, USA. Canon XS, 1/500, f8, ISO 200, Sigma 70mm EX DG Macro, RAW. 2/19/2015 Otto L Danby II