Marapi (also known as Merapi or Berapi) is a complex volcano in West Sumatra, Indonesia. Its name means Mountain of Fire, and it is the most active volcano in Sumatra. Its elevation is 2,891.3 metres (9,485.9 ft). A number of cities and towns are situated around the mountain, including Bukittinggi, Padang Panjang and Batusangkar.