Hassan II Mosque is a mosque located in Casablanca (Morocco). Built partly on the sea, it is a religious and cultural complex, built on nine hectares and includes a prayer room, ablution room, baths, a Koranic school  a library and a museum.

The prayer room can accommodate 25,000 faithful1 with a total area of ​​20,000 m2. and the esplanade 80,000 faithful2 (the complete complex can accommodate 105,000 people1).

The Hassan II mosque is one of the largest mosques in the world, and has a minaret with a height of 2001 to 210 m3 according to sources, the highest in the world. Craftsmen recruited in all the cities of the kingdom had carved 53,000 m2 of wood and assembled more than 10,000 m2 of zellige (ceramics) for the place of worship.

A large sunroof allows, according to the wishes of King Hassan II, to connect this edifice to the air, considered as one of the four elements beneficial to life, with the earth, fire and water.

Designed by the architect Michel Pinseau, it was built by the French group Bouygues, the project management being provided by the Ministry of the Interior, at the time led by Driss Basri.