Masjid Moulana Mohamed Ali
Singapore · built 1950
Masjid Moulana Mohamed Ali (Jawi, sometimes shortened to Moulana Mohd Ali) is a Sunni Islamic mosque located in the basement of UOB Plaza One in the Downtown Core, Singapore. Completed in 1995, it is the only underground mosque in the country.
Mosque data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).