Close-up of the mihrab inside the Allaeddin Camii. In 19th century late Ottoman Neo-barok style.

From Wikipedia: Mihrab (Arabic: محراب‎ miḥrāb, pl. محاريب maḥārīb) is a semicircular niche in the wall of a mosque that indicates the direction of the Kaaba in Mecca and hence the direction that Muslims should face when praying. The wall in which a mihrab appears is the "qibla wall."

Correspondent: J.M.Criel, Antwerpen.