Refugee children play at a makeshift camp by the Greek-Macedonian border near the Greek village of Idomeni

Teenagers on roller skates hold on to each other as they are pulled by a vintage car to move along a street in Havana

Air Force One carrying Obama and his family flies over a neighborhood of Havana as it approaches the runway to land at Havana's international airport

U.S. President Barack Obama dances tango during a state dinner hosted by Argentina's President Mauricio Macri at the Centro Cultural Kirchner in Buenos Aires

President Barack Obama and first lady Michelle Obama perform a reading of the children's book "Where the Wild Things Are"

A shopkeeper tries to save belongings as residents use a bridge covered with floodwater after heavy rain in Nowshera District on the outskirts of Peshawar

Wrestler Kairi Hojo jumps at her opponent Mieko satomura during their Stardom female professional wrestling show at Korakuen Hall in Tokyo, Japan, July 26, 2015.

A Sadhu or Hindu holy man combs his beard after taking a dip in the waters of Shipra river during Simhastha Kumbh Mela in Ujjain

Kenyan policemen beat a protester during clashes in Nairobi, Kenya

A girl sits on her boat at a Bak Angrout dried up pond at the drought-hit Kandal province in Cambodia

Barrier tape is tied around 15-month-old Shivani's ankle to prevent her from running away, while her mother Sarta Kalara works at a construction site nearby, in Ahmedabad, India, April 19, 2016.

Members of the Ukrainian national guard "Azov" regiment and activists of the Azov civil corp take part in a protest against local elections in pro-Russian rebel-held areas of eastern Ukraine in Kiev

Israeli soldiers of the Search and Rescue brigade take part in a training session in Ben Shemen forest, near the city of Modi'in

A line of Indian Runner Ducks walk past farm buildings at the Vergenoegd wine estate near Cape Town, South Africa, May 18, 2016.

Ultra-Orthodox Jews dance next to a bonfire during celebrations for the Jewish holiday of Lag Ba-Omer in Jerusalem's Mea Shearim neighbourhood

U.S. Navy sailors watch a woman walk past as they walk through Times Square during Fleet Week in New York

A woman wipes the tears of an honour guard as he stands next to the coffin of police officer Karagozlu who was killed in Tuesday's car bomb attack on a police bus, at Fatih mosque in Istanbul

Well wishers holding a banner touch the hearse carrying the body of Muhammad Ali in Louisville Kentucky

People, including a man wearing a confederate flag, hug after taking part in a prayer circle after a Black Lives Matter protest following the multiple police shootings in Dallas

A woman sits on the ruins after typhoon Nepartak swept through Minqing county

A body is seen on the ground after at least 30 people were killed in the southern French town of Nice when a truck ran into a crowd celebrating the Bastille Day national holiday

An inmate with the Louisiana Department of Corrections is consoled by friends and family they attend the funeral of Alton Sterling, in Baton Rouge

People hold umbrellas as they walk past a flooded street in Taiyuan

Paralympic gold medalist Oscar Pistorius walks across the courtroom without his prosthetic legs during the third day of the resentencing hearing for the 2013 murder of his girlfriend Reeva Steenkamp, at Pretoria High Court

A man who fell off a bridge while waiting to watch tidal wave struggles as waves come towards him, on the banks of Qiantang River in Hangzhou

Pope Francis walks through Auschwitz's notorious gate during his visit to the former Nazi death camp

People walk on a sightseeing platform in Zhangjiajie, Hunan Province, China

A fighter of Libyan forces allied with the U.N.-backed government fires a shell with Soviet made T-55 tank at Islamic State fighters in Sirte,

A demonstrator looks at a riot policeman during a protest marking the country's 1973 military coup in Santiago, Chile

Castellers de Vilafranca form a human tower called "castell" during a biannual competition in Tarragona city

Nine-year-old Belle Shefrin holds a doll of U.S. Democratic presidential nominee Hillary Clinton while listening to Clinton speak at a campaign rally in Akron

Congolese soldiers arrest a civilian protesting against the government's failure to stop the killings and inter-ethnic tensions in the town of Butembo

Police use a water cannon on protesters during a protest against plans to pass the Dakota Access pipeline near the Standing Rock Indian Reservation, near Cannon Ball, North Dakota, U.S

People celebrate the death of Cuban leader Fidel Castro, in Little Havana, Miami

Cuban soldiers rest after participating in the celebration of the 60th anniversary of the Granma yacht in Playa Las Coloradas

Russian servicemen march during Victory Day parade to mark end of World War Two at Red Square in Moscow

A student of the General Yermolov Cadet School is pictured after jumping with parachute from an airplane, as the moon is seen in the sky, in the village of Novomaryevskaya outside the southern city of Stavropol

U.S. Army soldiers Rick Kolberg and Jesus Gallegos embrace as they visit the graves of Raymond Jones and Peter Enos on Memorial Day at Arlington National Cemetery in Washington

A protester uses a tennis racket to return a tear gas canister during a demonstration to protest the government's proposed labor law reforms in Nantes

A Guardsman faints at Horseguards Parade for the annual Trooping the Colour ceremony in central London

A migrant eats a biscuit on the Migrant Offshore Aid Station (MOAS) ship Topaz Responder after being rescued around 20 nautical miles off the coast of Libya, June 23, 2016.

An employee touches pigs which cannot be moved away from a flooded farm, due to an environmental protection and epidemic prevention measure, before he leaves for a safer place in Liu'an

A streak of lightning is seen above the skyline of Shanghai

Muslim woman wearing a Hijab stands in the waters in the Mediterranean Sea as an Israeli stands nearby on the beach in Tel Aviv

Fire burns part of an estimated 105 tonnes of ivory and a tonne of rhino horn confiscated from smugglers and poachers at the Nairobi National Park near Nairobi

Girl holds a rifle in front of women loyal to the Houthi movement taking part in a parade to show support to the movement in Sanaa, Yemen

(L-R) Maria Silva, Milena Cortes, Maria Arteaga, Jackeline Bastidas and Gissy Abello pose for a picture at the Famproa dogs shelter where they work, in Los Teques, Venezuela, August 25, 2016.

Indian model and acid attack survivor Reshma Quereshi has make up applied before walking to present Indian designer Archana Kochhar's Spring/Summer 2017 collections during New York Fashion Week in the Manhattan borough of New York

A crane is seen next to a giant statue of Chinese late chairman Mao Zedong under construction near crop fields in a village of Tongxu county, Henan province, China, January 4, 2016.

Eve Rydberg and Megan Lee pose for a portrait with their sign as they take part in a protest against Republican presidential candidate Donald Trump outside the Trump International Hotel and Tower in Chicago