The blue mailbox with the yellow horn symbol is a distinct indicator of the Spanish postal service, Correos. The road markings, including the yellow paint for parking spots and the specific style of the crosswalk, are typical of Spain. The architecture and the presence of palm trees suggest a Mediterranean climate, likely in the eastern or southern part of the country. I suspect this is in a town near Barcelona, given the general aesthetic and the specific design of the street signs. I am fairly confident in this assessment.

then: guess