This Month in Photo of the Day: Nature and Weather Photos

A couple caught in the snow last winter at the 17th-century Greenwich Naval College, London. To the right, shrouded in mist, is the River Thames.

(This photo and caption were submitted to Your Shot. Have a great shot of a city? Send it to us, tag it "cities," and see if it’s selected for publication in the March 2012 issue of National Geographic magazine.)

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