Kampong Ayer, the country's historical attraction and the world's largest water village that is home to more than 30,000 people, remains a favourite place of interest along with the rest of Brunei's jewels such as the Sultan Omar Ali Saifuddien Mosque, the Jame Asr Hassanil Bolkiah Mosque - arguably the most magnificent mosque in Brunei, the Royal Regalia Museum, the Brunei History Centre, the Royal Ceremonial Hall or Lapau, the Parliament House or Dewan Majlis and Istana Nurul Iman - the world's largest residential palace in the world.