Sultan Omar Ali Saifuddien Mosque is an Islamic mosque located in Bandar Seri Begawan, the capital of the Sultanate of Brunei. The mosque is often considered as one of the most beautiful mosques in the Asia Pacific, it is a place of worship for the Muslim community, a major historical site and a famous tourist attraction of Brunei.
The interior of the mosque is for prayer only, with features such as stained glass windows, arches, semi-domes and marble columns. Nearly all the material used for the building were imported from abroad: the marble from Italy, the granite from Shanghai, the crystal chandeliers from England and the carpets from Saudi Arabia.