Spencer Slate, costumed as a scuba-diving Easter bunny, is shown in this handout photo provided by the Florida Keys News Bureau as he hides eggs amid eel grass, in the Florida Keys National Marine Sanctuary off Key Largo, Florida March 31, 2013. About 80 adults and children participated in an Underwater Easter Egg Hunt, seeking real hard-boiled eggs painted with non-toxic food coloring to avoid adverse effects on the marine ecosystem. (Photo by Bob Care/Reuters/Florida Keys News Bureau)

Northern lights (Aurora borealis) glow brightly over an Inupiaq fish camp along the arctic coast in North Slope, Alaska. (Photo by Steven Kazlowski/Barcroft Media)

A woman holds a skull during a “Dia de los natitas” (Day of the Skull) ceremony at the Cementerio General of La Paz. (Photo by David Mercado/Reuters)

“Zeybeks”. That's Dance, Sunward and Zeybeks. (Photo by Hasan Baglar/2014 Sony World Photography Awards)

On August 31, 2011, a puppy was rescued from a garbage bag in Central Florida. She was afflicted by a condition dubbed “swimmer puppy syndrome”, formally, pectus excavatum. It's rare in puppies, but when it happens it causes them to lie flat on their chests with their legs perpetually splayed out. It's usually a symptom of serious neurological problems that most puppies cannot survive. Veterinarians recommended putting her to sleep... (Photo by Flyin Fur Pet Photography)

“A topless women's rights activist hacked down a Christian cross in the Ukrainian capital Kiev with a chain saw on Friday in protest at the prosecution of the Russian feminist punk band, p*ssy Riot”. – Reuters. (Photo by FEMEN)

A man crosses Canal Street in the wind and rain from Hurricane Isaac August 29, 2012. (Photo by David J. Phillip/Associated Press)

From the waters edge a New York policeman urges two young children to put their bathing costumes back on. (Photo by Ed Clarity/Keystone/Getty Images). July 1949