Biggest Mosque in the world is the Grand Mosque or Al-Masjid Al-Haram. It surrounds Kaba and located in Mecca (or Makkah), in the current Kingdom of Saudi Arabia. It can hold 4 million Muslims for praying. It was established in year
638 AD and was subject to continuous renovations and extensions since then.
the biggest and the largest mosque in the world is MASJID-UL-HARAM it means KAABA-TULL AH
The fourth biggest mosque is Istiqlal Mosque in Jakarta, Indonesia
Covering an area of 5,000 square meters the mosque has the capacity to accommodate 300,000 worshippers, therefore, capicity-wise it is the largest mosque in the world.
The Baitun Nur Mosque in Calgary, Alberta is the biggest mosque in Canada and in North America.
Madni Masjid (Mosque) Located in Aisha Manzil Karachi is the Biggest Mosque of Karachi.
grand mosque
Grand Mosque (Masjed al kabeer)
Akhundzada
Updated AnswerAl-Masjid al-Ḥarām (المسجد الحرام) or "The Sacred Mosque") or the "Grand Mosque", is the largest mosque in the world.This mosque is Located in the city of Mecca (or Makkah) in the Kingdom of Saudi Arabia. It surrounds the Kaaba, the place which Muslims turn towards while offering daily prayers and is considered by Muslims as the holiest place on earth.The mosque can accommodate up to 4 million worshippers during the pilgrimage (or Hajj) period, the largest annual people gathering in the world.It is worthy to mention that The Faisal Mosque in Islamabad is the largest mosque in Pakistan and South Asia and the sixth largest mosque in the world. It was the largest mosque in the world from 1986 to 1993. Faisal Mosque has the third largest capacity of accommodating worshippers in its adjoining grounds after the Masjid al-Haram (Grand Mosque) of Mecca, the Al-Masjid al-Nabawi (Prophet's Mosque) in Medina.
Madina
the first mosque of Islam build by prophet muhammed is masjidul kubbah in the city of madina.
I think it is the famous Blue Mosque, built in 1609 by Sultan Ahmad 1