Malacca Straits Mosque (Malay: Masjid Selat Melaka) is a mosque located on the man-made Malacca Island in Malacca City, Malacca, Malaysia, which was opened on 24 November 2006 by the Supreme Ruler of Malaysia (Yang di-Pertuan Agong) Tuanku Syed Sirajuddin Syed Putra Jamalullail and was constructed with a cost of about MYR10 million. It was built using the mix of Middle Eastern and Malay craftsmanship and looks like a floating structure when the water level is high. Its structure has two intersecting archways lead to the main entrance and stained glass which covers the space in between the arches. The mosque compound has a 30-metre tall minaret that is also used as a lighthouse.