Sumatra is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the sixth-largest island in the world at 475,807.63 km2 (182,812 mi.2), including adjacent islands such as the Simeulue, Nias, Mentawai, Enggano, Riau Islands, Bangka Belitung and Krakatoa archipelago.
Baiturrahman Grand Mosque in Banda Aceh
Minangkabau women carrying platters of food to a ceremony
Traditional house in Simalungun North Sumatra
Mount Sinabung, North Sumatra
Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guinea. Indonesia is the world's largest archipelagic state and the 14th-largest country by area, at 1,904,569 square kilometres. With over 279 million people, Indonesia is the world's fourth-most-populous country and the most populous Muslim-majority country. Java, the world's most populous island, is home to more than half of the country's population.
A Borobudur ship carved on Borobudur temple, c. 800 CE. Outrigger boats from the archipelago may have made trade voyages to the east coast of Africa and Madagascar as early as the 1st century CE
The submission of Prince Diponegoro to General De Kock at the end of the Java War in 1830
Mount Semeru and Mount Bromo in East Java. Indonesia's seismic and volcanic activity is among the world's highest
Rainforest in Mount Palung National Park, West Kalimantan
