Grand Musalla of Tehran
District 7, Iran
The Grand Mosalla of Tehran, officially the Imam Khomeini Mosalla of Tehran, is a partially completed Friday mosque (jāmeh) and associated community complex, located near Abbas Abad in the city of Tehran, in the province of Tehran, Iran. The mosque is used for hosting weekly Friday prayer (jāmeh), as well as cultural, political, educational, worship activities, including book fairs, exhibitions, and religious ceremonies. The Persian-Islamic style mosque has been under construction since the 1990s. Upon completion, the mosque will have the world's biggest iwan. When completed, the mosque will surpass the Masjid al-Haram in Mecca, as of April 2025, the world's largest mosque.
Mosque data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).