This church is dedicated to St. Nicholas, who is a patron of sailors. Notice its distinct onion-shaped roofs.
Wikipedia https://ru.wikipedia.org/wiki/Церковь_Святого_Николая_(Гданьск)
Address ul. Traugutta 45 80-221 Gdańsk, Poland
Coordinates 54°22'9.547" N 18°37'18.371" E