Baba Kuhi Bakuvi mosque
Old City of Baku, Azerbaijan · built 900
The Baba Kuhi Bakuvi Mosque (Baba Kuhi Bakuvi məscidi) is an ancient former mosque, now in ruins, located in the Old City of Baku, the capital of Azerbaijan. Dating from the 9th–10th centuries, it is one of the oldest mosques in Baku, and is located in the historical part of Icherisheher, north of Maiden Tower. Presumably it is belonged to the Persian scholar and theologian Baba Kuhi Bakuvi.
Mosque data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).