Müllrose is a German town in the Oder-Spree district, in Brandenburg, east of Berlin. It is situated on the Oder-Spree Canal, 15 km southwest of Frankfurt an der Oder. The truck in the photo below was involved in an accident in Müllrose, and in the process revealed that it was carrying fifty illegal Iranian immigrants, as reported in the Berliner Zeitung.
The incident in Müllrose has helped confirm the existence of a new route being used by people-smugglers to bring migrants into Europe, especially Germany. The following map shows a schematic of the route (most of the place names should be obvious, except possibly Schwarzes Meer [Black Sea], Tschechien [Czechia], and Ungarn [Hungary]).
It seems that Hungary’s border with Romania is not as well-fenced as its borders with Serbia and Croatia: