The writing on the wall is in Cyrillic, specifically "НЕ ПАРКИРАЙ" (Do not park) and "СКЛАД" (Warehouse), which points to Bulgaria. The website on the sign ends in ".bg", confirming this. The architecture and the snowy, urban environment are consistent with a Bulgarian city during winter. I suspect this is in Sofia given the density and style of the buildings. I am fairly confident in this assessment.

then: guess