Rahmat Gul/AP Photo
Returning Afghan refugees, who have recently arrived from Pakistan, wait to register at a United Nations High Commissioner for Refugees (UNHCR) centre on the outskirts of Kabul, Afghanistan
A migrant girl sleeps under a mosquito net outside the former international airport in Athens, currently used as a temporary camp for migrants and refugees
Graffiti artists Oguz Sen (L) and Justus Becker (R) make the finishing touches to a new mural of drowned refugee Aylan Kurdi, at Osthafen in Frankfurt Main, Germany.
An Iraqi girl who fled from of Islamic State violence, is seen during World Refugee Day celebrations at Al-salam refugee camp in Baghdad, Iraq, June 20, 2016.
AP Photo/ Khalil Hamra
Two Palestinian boys play on a donkey cart next to a wall of graffiti in Deir el-Balah refugee camp, central Gaza Strip, on Wednesday
A boy sits on a bus as he waits to be transferred to a reception centre during an evacuation operation by Greek police forces of the makeshift camp at the Greek-Macedonian border, near the village of Idomeni, on today.
Children play as residents look from their window at the container settlement shelter for refugees and migrants in Zehlendorf district in Berlin, Germany. Locals, many of them retirees, come to the shelter regularly to help the refugees and migrants
Refugees try to warm themselves with a fire at a refugee camp during a foggy day at the border between Greece and the Former Yugoslav Republic of Macedonia near Idomeni, Greece
© AFP/Getty Images
A boy looks at Greek police as refugees and migrants block the train tracks calling for the opening of the borders at the Greek-Macedonian border near the Greek village of Idomeni on Thursday
© Albert Gonzalez/AFP/Getty
A child climbs through a fence inside the former compound of the International Committee of the Red Cross (ICRC) in the half-emptied village of Leer, South Sudan.
A migrant wrapped in a blanket to keep warm waits at a registration camp in southern Serbian town of Presevo on Friday, after crossing the Macedonian border
Syrian refugee Bissan Alabdullah, smiles while standing next to her family’s laundry outside their tent at an informal tented settlement near the Syrian border on the outskirts of Mafraq, Jordan, Wednesday
A child looks out of a bus window after walking from the Macedonian border into Serbia, in the village of Miratovac, Serbia, Wednesday. Hundreds of migrants continue to arrive daily into Serbia in order to register and continue their journey further north towards Western Europe
A man carrying a baby cries after crossing the Greek-Macedonian border with other migrants and refugees, near the town of Gevgelija. Macedonia has restricted passage to northern Europe to only Syrians, Iraqis and Afghans who are considered war refugees. All other nationalities are deemed economic migrants and told to turn back. Over 1,500 people are stuck on the border
A man hugs a girl on Thursday, after refugees and migrants arrived on the Greek island of Lesbos after crossing the Aegean Sea from Turkey
A Palestinian youth demonstrates his parkour skills at Shati refugee camp in Gaza City, on Friday
A migrant carries her child after crossing the border from Greece into Macedonia, near Gevgelija, Macedonia on Friday
Migrants and refugees gather within the makeshift “Jungle” migrant and refugee camp in Calais, northern France. Clashes broke out on Wednesday between migrants and law enforcement on port bypass Calais (Pas-de-Calais)
A migrant child stands on rail tracks while waiting to cross the border from Greece into Macedonia, near Gevgelija, Macedonia on Wednesday
Stranded Iranian migrant Hamid, 34, an electrical engineer from the Iranian town of Sanandij sits on rail tucks in front of Macedonian riot police guarding the borderline between Greece and Macedonia near the Greek village of Idomeni on Monday