The cars are driving on the right side of the road. I see Cyrillic script on the bank sign, which reads "Төрийн банк" (Töriin Bank), pointing directly to Mongolia. The architecture and the dry, mountainous landscape in the distance are characteristic of Ulaanbaatar. The overall atmosphere and vehicle types match a major Mongolian city. I am quite confident this is Ulaanbaatar.

then: guess