The diamond-shaped yellow sign with a white border is a classic priority road sign used in Poland. The architecture, including the older tenement-style buildings and the specific style of the street parking, strongly suggests a Polish city. The date stamp and the general urban layout feel very characteristic of Central Europe. I am fairly confident this is in Poland.

I suspect this is in Poland, likely in a city like Wrocław or Poznań. I am 60% sure.

then: forward

The blue circular sign with a white arrow is a mandatory direction sign common in Poland. The large, blocky residential building in the background is typical of post-war Polish urban planning. The crosswalk markings and the yellow-topped bollard are very specific to Polish traffic infrastructure. I am now quite certain this is a Polish city, likely in a residential district.

I suspect this is in Wrocław, Poland. I am 85% sure.

then: guess