Banja Luka Orthodox Cathedral

The Kastel Fortress (Serbian Cyrillic: Тврђава Кастел, romanized: Tvrđava Kastel) is a fortress located in Banja Luka, Bosnia and Herzegovina. The fortress is medieval but is situated on the site of previous fortifications going back to Roman and even pre-Roman times.

The Cathedral of Christ the Saviour (Serbian: Саборни храм Христа Спаситеља, romanized: Saborni hram Hrista Spasitelja) is an Eastern Orthodox church located in Banja Luka, Bosnia and Herzegovina. It is under jurisdiction of the Eparchy of Banja Luka of the Serbian Orthodox Church and serves as its cathedral church.

Banski Dvor (Serbian Cyrillic: Бански двор) is a building and cultural center in Banja Luka. It was built in the period 1931–32 as the seat of Duke ("Ban") of Vrbas Banovina, an administrative region of the Kingdom of Yugoslavia.

Trappist Monastery Marija Zvijezda