Historical centre of Wroclaw. Definitely do not miss out its two churches and Katedralna street with splendid buildings.
Wikipedia https://en.wikipedia.org/wiki/Ostr%25C3%25B3w_Tumski,_Wroc%25C5%2582aw
Address 13 Świętej Jadwigi, Wrocław 50-266, Poland
Coordinates 51°6'51.865" N 17°2'25.486" E