The street signs and the German language on the storefronts, specifically "Trachtenmode" and "Kostüme," strongly suggest an Austrian or German urban setting. The architecture, with its tall, classic multi-story residential buildings, is very characteristic of Vienna. The overhead tram wires and the specific style of the pedestrian crossing sign further point towards Austria. I am fairly confident this is in a central district of Vienna.

I suspect this is Vienna, Austria. I am 80% sure.

then: guess