Extreme cold conditions, 極寒狀態

Ice on Lake Michigan in St. Joseph, Mich
Extreme cold conditions cause ice accretions to cover the St. Joseph lighthouse and pier, on the southeastern shoreline of Lake Michigan, on Monday, Dec. 19, 2016, in St. Joseph, Mich. (Photo: Robert Franklin/South Bend Tribune via AP)
Photos of the day — December 19, 2016
https://www.yahoo.com/news/photos-day-december-19-2016-slideshow-wp-234212439/photo-p-france-mathieu-faivre-competes-photo-234212681.html