The street signs and the "NO ESTACIONAR" style signage, combined with the architecture, point strongly toward a Spanish-speaking country in South America. The "MEDIA CALZADA" sign is a specific indicator often used in Argentina or Uruguay. The architecture feels very much like the older neighborhoods of Montevideo or Buenos Aires. I suspect this is Montevideo, Uruguay, given the specific style of the street signs and the urban layout. I am reasonably sure of this location.

then: guess