The biggest mosque in Pakistan (as well as South Asia), Faisal Mosque, is its national mosque. It is located in the capital city and was built at the foot of the Margalla Hills. It was a gift from King Faisal bin Abdul Aziz of Saudi Arabia in 1986 and was designed by a Turkish architect.

The mosque covers an area of 5000 square meters, and can accommodate up to 74,000 individuals in its covered area, and overall about 200,000 people in its adjoining areas and grounds.