Koszalin Days 2025 will be held on 23-25.05.2025.

More information: https://ck105-koszalin-pl.translate.goog/wydarzenia-kulturalne/program-dni-koszalina-2025?_x_tr_sl=pl&_x_tr_tl=en&_x_tr_hl=en-US&_x_tr_pto=wapp