Sultan Omar Ali Saifuddin Mosque is a royal Islamic mosque located in Bandar Seri Begawan, the capital of the Sultanate of Brunei. The mosque considered one of the most beautiful mosques in the Asia Pacific and a major landmark and tourist attraction of Brunei.
Named after Omar Ali Saifuddien III, the 28th Sultan of Brunei, the mosque as a symbol of the Islamic faith in Brunei dominates the skyline of Bandar Seri Begawan. The building was completed in 1958 and is an example of modern Islamic architecture.
The mosque unites Mughal architecture and Italian styles. The plans were done by Booty and Edwards Chartered Architects according to designs by the Italian architect Cavaliere Rudolfo Nolli, who had already for decades been working at the gulf of Siam.