Asylum seekers rally in front of the German Office for Migration and Refugees with vests that read "no one is illegal" in Nuremberg on Aug. 17. Migrants from Afghanistan, Ethiopia, Iran and Syria called for faster asylum procedures, the freedom to choose their accommodation and the abolition of camps where they must stay. Timm Schamberger/EPA/LANDOV hide caption

itoggle caption Timm Schamberger/EPA/LANDOV

A Hungarian army officer closes the gate of Hungary's new fence on the 110-mile border with Serbia. Hungary's Prime Minister Viktor Orban has taken a number of controversial steps against migrants. Darko Bandic/AP hide caption

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The Willy Brandt Berlin Brandenburg International Airport was supposed to open in 2012, but it has been delayed repeatedly and is now set to open in 2017. The cost overruns and delays have made the airport the butt of frequent jokes. Sean Gallup/Getty Images hide caption

itoggle caption Sean Gallup/Getty Images

Refugees line up to apply for asylum at a reception center in Berlin, Germany. Figures released last week showed that about 180,000 asylum applications were filed in the first six months of 2015, more than twice as many as in the same period last year. Markus Schreiber/AP hide caption

itoggle caption Markus Schreiber/AP