Despite the closure and militarization of many of Europe’s borders, hundreds of refugees continue to enter using transnational smuggling networks in the Balkans. Reporter Andrew Connelly has more from the Serbian capital Belgrade.

In a muddy stretch of land in the Serbian capital, colloquially termed Afghan Park, smugglers and potential clients rub shoulders and illicit journeys to northern Europe are bought and sold. The lucrative black market transactions occur, appropriately, in the shadow of Belgrade University’s economics department.