Mangalia Mosque
Mangalia, Romania · built 1575
Esmahan Sultan Mosque (Romanian: Moscheea Esmahan Sultan) is the oldest mosque in Romania. Located in Mangalia, Constanța County, it serves a community of 800 Muslim families, most of them of Turkish and Tatar ethnicity.
Mosque data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).