Masjid al-Ḥarām is the largest mosque in the world. It is in the city of Mecca, Saudi Arabia. It is considered the holiest place on Earth by Muslims. It surrounds the Kaaba (a building which Muslims face while offering daily prayers). Masjid al-Haram is also the most expensive building on earth. | eawaz

Magnificent 1st floor of Masjid Al Haram

1918 was the year electricity use started in Masjid al-Haram. | Islamic Information