1. Sultan Omar Ali Saifuddin Mosque, Brunei

This floating mosque was named after the 28th Sultan of Brunei and is located at the very heart of Bandar Seri Begawan, the capital of Brunei. The main golden dome of the mosque dominates the skyline and can be seen from anywhere in the city. 

It was open to worshippers in 1958 and has been serving as the country’s landmark ever since. This place of worship and tourist attraction is one of the most magnificent mosques in southeast Asia. 

2. Kota Kinabalu City Mosque, Malaysia

The architecture of the Kota Kinabalu Mosque and its blue and golden dome is inspired by the Prophet’s Mosque in Medina, Saudi Arabia. The floating mosque is partially encircled by a man-made lagoon, where visitors can go on paddle boat rides to take photos and a closer look at that common tourist attraction.

The mosque was open to visitors in 2000, with a capacity to accommodate about 12,000 worshipers.

3. Melaka Straits Mosque, Malaysia

Located on a man-made island near the Malaysian coastal city of Melaka, the mosque’s design combines Middle Eastern and Malay craftsmanship.
The mosque was open to worshippers and visitors in 2006 and was designed in a way that when the tide is high, the mosque looks like it’s floating.
4. Tanjung Bungah Floating Mosque, Malaysia

The Tanjung Bungah Floating Mosque in Penang is the first floating mosque to be built in the sea in Malaysia. 

It is one of the most important landmarks of Penang and is big enough to accommodate 1,500 worshippers. 

5. Crystal Mosque, Malaysia

The Crystal Mosque, one of the biggest and most famous mosques in Malaysia, is located in Wan Man Island near Kuala Terengganu. It was open to the public in 2008, with a capacity to accommodate more than 1,500 worshipers. 

The dazzling exterior of the mosque is covered in steel, glass, and crystals, earning it its captivating sparkle, while its minarets are made of pure crystals. 

According to stepfeed.com