The architecture features classical elements with a memorial plaque, suggesting a historic European city. The graffiti and the general urban decay combined with the snowy, cold climate point towards Eastern Europe. The style of the building and the specific type of bollards are very common in Romania. I suspect this is in Bucharest due to the architectural style and the urban atmosphere. I am moderately sure of this location.

then: forward

The street sign on the wall is a distinct green, shield-shaped marker typical of Bucharest, Romania. The architecture and the specific style of the wall and gate are very characteristic of the Cotroceni neighborhood in Bucharest. The winter conditions and the specific urban infrastructure confirm my previous suspicion. I am very confident this is in Bucharest, Romania.

then: guess