Icehotel is located 120 miles above the Arctic Circle. The temperature outside is well below zero, but inside the hotel — while still, of course, below freezing — it's much warmer, hovering in the low 20s. Ari Shapiro/NPR hide caption

itoggle caption Ari Shapiro/NPR

Swedish navy corvette HMS Visby patrols in the Stockholm Archipelago, Sweden, in October. The Swedish military was searching for evidence of suspected undersea activity in its waters amid reports of a Russian submarine intrusion. Marko Saavala/TT News Agency/AP hide caption

itoggle caption Marko Saavala/TT News Agency/AP

Garry Usher oversees the five lamplighters employed by British Gas. Each night, members of his crew wind up, by hand, the clocks that control when the lamps, like this one at St. John's church in Smith Square, turn on and off. Rich Preston/NPR hide caption

itoggle caption Rich Preston/NPR

The British theater company 1927 performs its latest play, Golem, based on the character from ancient Jewish folklore. The troupe's trademark is vintage style combined with distinctive animation. Bernhard Mueller hide caption

itoggle caption Bernhard Mueller

British and German soldiers fraternizing at Ploegsteert, Belgium, on Christmas Day 1914. World War I was raging at the time, but front-line troops initiated the truce, which they documented in photos and letters. Commanders on both sides were furious when they learned of it. Courtesy of Imperial War Museum hide caption

itoggle caption Courtesy of Imperial War Museum

At the We Care food bank in Southeast London, customers pay 1 pound sterling, or about $1.60, for 10 items. The token payment is meant to ease customers' discomfort about having to use the food bank's services. Ari Shapiro/NPR hide caption

itoggle caption Ari Shapiro/NPR