Children ride a model of World War II-era Soviet T-34 tank during a military historical festival at the family historical tank park outside St. Petersburg, Russia.
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Arctic sea smoke rises from the Atlantic Ocean at Portland Head Light as the morning temperature is about -10 degrees Fahrenheit, in Cape Elizabeth, Maine.
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People walk on the beach along the Baltic Sea in Scharbeutz, northern Germany, before sunrise.
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A man takes a dip at Sangam, the confluence of rivers the Ganges and the Yamuna during "Maghi Purnima", or the full-moon day of the Hindu calendar month "Magh" in Prayagraj, Uttar Pradesh.
High school seniors clad in traditional attire bow during a joint graduation and coming-of-age ceremony at Dongmyung Girls' High School in Seoul, South Korea.
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People walking through snowy Tiergarten park in central Berlin, Germany.
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The moon sets behind the top of the Feldberg mountain near Frankfurt, Germany.