A donkey savors warming temperatures after a long winter at the zoo in Warsaw, Poland, on Wednesday, April 8, 2015. (Photo by Czarek Sokolowski/AP Photo)

A woman takes a picture of people posing in front of “Zinzow”, a “Transformers-inspired” sculpture constructed from scrap metal in Podgorica, July 22, 2014. Danilo Baletic, 22, makes sculptures of his childhood cartoon heroes, “Transformers”, from scrap metal. In the last two years he has made seven “Transformers” sculptures that are placed on the streets of Montenegro's capital Podgorica as part of an exhibition called “Transformers defending Podgorica”. (Photo by Stevo Vasiljevic/Reuters)

McMurdo Station is a U.S. Antarctic research centre located on the southern tip of Ross Island, which is in the New Zealand-claimed Ross Dependency on the shore of McMurdo Sound in Antarctica. It is operated by the United States through the United States Antarctic Program, a branch of the National Science Foundation. The station is the largest community in Antarctica, capable of supporting up to 1,258 residents, and serves as the United States Antarctic science facility. All personnel and cargo going to or coming from Amundsen–Scott South Pole Station first pass through McMurdo.

“Don't take the life too serious”. (Photo by David Olkarny)

“News of a ceasefire is greeted by wild celebrations on the streets of Gaza, whilst Israeli residents of Jerusalem and Tel Aviv are more cautious in their support for the peace deal”. – Reuters

Photo: Palestinian gunmen hold a poster of late Ahmed Jabari, head of the Hamas military wing in Gaza City, while they celebrate the cease-fire agreement between Israel and Hamas in Gaza City, Wednesday, November 21, 2012. Israel and the Hamas militant group agreed to a cease-fire Wednesday to end eight days of the fiercest fighting in nearly four years, promising to halt attacks on each other and ease an Israeli blockade constricting the Gaza Strip. (Photo by Adel Hana/AP)

A chimpanzee relaxes in the shade at the Safari Park as the popular attraction prepares for the upcoming Jewish festival of Pesach (Passover) on April 14, 2008 in Ramat Gan near Tel Aviv, Israel. (Photo by David Silverman/Getty Images)

Manuela Vargas at a dress rehearsal for “The Tigress of the Flamenco” given by her company at the Vaudeville Theatre, London. (Photo by Dennis Oulds/Central Press/Getty Images). 4th November 1964

South Korean police officers show their martial arts' skills during the official launch ceremony of the 2012 Seoul Nuclear Security Summit on February 15, 2012 in Seoul, South Korea. The Korean National Police Agency launched a security squad, exclusively established for the successful hosting of the 2012 Seoul Nuclear Security Summit. The 2012 Seoul Nuclear Security Summit will be held in Seoul from March 26-27, 2012. (Photo by Chung Sung-Jun/Getty Images)