Lalla Al-Shahba Mosque
Salé, Morocco · built 1075
Lalla Chahba Mosque, is a historic mosque in the medina of Salé, Morocco. Some consider it to be the second oldest mosque in the city after the Great Mosque, claiming that it was founded in 1075 CE (465 AH) during the reign of the Almoravid emir Yusuf ibn Tashfin. Some consider it to be the oldest mosque in the city, meaning it predates the Great Mosque. The mosque deteriorated in the centuries following its construction and was buried under soil and debris. Its remains were uncovered and restored in the early 20th century. A new mosque was built over it in the 1960s.
Mosque data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).