Mosque No. 11
United States
Mosque No. 11, also known as Masjid Al-Quran, was a mosque in Boston, Massachusetts. The building came to prominence in the late 1950s when it was leased by the Nation of Islam and placed under the direction of Malcolm X, who was a minister there and at Mosques No. 7 and No. 12 until he left the religion for Sunni Islam in 1964.
Mosque data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).