The architecture is distinctly Central European, with ornate, multi-story buildings in a style common to Vienna. The shop signs use German words like "Änderungsschneiderei" and "Gardinen," confirming a German-speaking country. The presence of a BIPA store, a popular Austrian drugstore chain, strongly points to Austria. The street layout and building density suggest a central district in a major city like Vienna. I am quite confident this is Vienna, Austria.

then: guess