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Facts›Asia›Indonesia
The stupas of Borobudur in central Java
The stupas of Borobudur in central Java. Heri nugroho via Wikimedia Commons

🇮🇩Facts about Indonesia

Explore Indonesia from Sumatra’s caldera lakes and Java’s volcanic plains to the forests of Kalimantan, the peninsulas of Sulawesi and the islands of Maluku and Papua. Connect its provinces, cities and waters with the food, languages and histories behind them.

Capital
Jakarta
Capital transition
Jakarta → Nusantara
Currency
Indonesian rupiah (IDR)
Province map
38 provinces
National language
Indonesian
Highest mountain
Puncak Jaya, 4,884 m
Time zones
UTC+7, UTC+8 & UTC+9
Indonesia · 0 of 20 rounds passed
Two timed rounds per topic, 20 seconds a question
🗺️Geography0/2📜History0/2💬Language0/2🎭Culture0/2📊Economy0/2🏛️Politics0/2🌿Nature & Wildlife0/2🍽️Food & Cuisine0/2🗽Landmarks0/2👥People & Society0/2

Java holds Jakarta, Bandung, Semarang, Yogyakarta and Surabaya, while Medan, Padang and Palembang open different parts of Sumatra. Kalimantan is Indonesia’s part of Borneo: Pontianak stands near the equator, and Samarinda and Balikpapan face the east. Makassar and Manado anchor opposite ends of Sulawesi. Denpasar, Mataram and Kupang connect Bali, Lombok and western Timor.

Farther east, Ambon belongs to Maluku, Sorong opens the Bird’s Head region and Jayapura lies near Papua New Guinea. Learn all 38 provinces, place 24 cities and follow four rivers to Lake Toba, six seas and the Makassar Strait. Ten illustrated facts topics explain the places, and ten Indonesian lessons introduce everyday conversation. Nusantara’s development as a new capital is explained with a dated 2026 update.

🗺️Map Indonesia by provinces, cities, waters

🗺️Geography of Indonesia

An equatorial archipelago links two oceans through volcanic islands, forests and mountain ranges.

Is Indonesia one island?
No. Indonesia is an archipelago of thousands of islands, including Java, Sumatra, much of Borneo and the western part of New Guinea.
Which countries share land borders with Indonesia?
Malaysia on Borneo, Papua New Guinea on New Guinea, and Timor-Leste on Timor.
How many provinces does Indonesia have?
The map shows all 38 provinces. Four new provinces were created in Indonesian Papua in 2022, bringing that region to six provinces.
More about Indonesia: geography

Indonesia stretches between the Indian and Pacific oceans across thousands of islands. Sumatra and Java lie in the west; Kalimantan is the Indonesian part of Borneo, shared with Malaysia and Brunei. Sulawesi has long peninsulas around deep bays. Bali, Lombok, Flores and Timor belong to the Lesser Sunda chain, while Maluku lies between Sulawesi and New Guinea. Indonesia administers the western part of New Guinea and shares land borders with Malaysia, Papua New Guinea and Timor-Leste.

Plate boundaries explain the many volcanoes and earthquakes, from Krakatau in the Sunda Strait to the mountains of Java. Puncak Jaya, about 4,884 metres high in Central Papua, is the highest peak. Tropical rainfall varies with island, elevation and monsoon season; eastern islands can have pronounced dry seasons. Three time zones span the country. The province map contains 38 provinces, including the six provinces in Indonesian Papua after the 2022 divisions.

Map Indonesia by provinces, cities, waters →Place countries on the world map →Geography of Indonesia on Wikipedia ↗BPS: population by province, 2025 ↗
Lake Toba and the surrounding hills in North Sumatra, Indonesia
🗺️
Geography of Indonesia
2 rounds · 8 questions · 20 seconds each
1Archipelago and Islands2Tectonics and Climate
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Bisajunisa, CC BY-SA 4.0, via Wikimedia Commons

📜History of Indonesia

Maritime kingdoms, spice trading ports and colonial rule preceded the republic proclaimed in 1945.

When did Indonesia declare independence?
On 17 August 1945. Sukarno and Mohammad Hatta proclaimed independence after Japan’s surrender; Dutch recognition followed in 1949.
What was Srivijaya?
A Buddhist maritime power centred on Sumatra, connected with trade routes through the Strait of Malacca and surrounding seas.
What does Reformasi mean?
It names the period of reform that began around Suharto’s resignation in 1998, including more competitive elections and greater regional responsibilities.
More about Indonesia: history

Seaborne exchange connected the islands with India, China and other parts of Asia long before the modern republic. Srivijaya grew around Sumatra as a Buddhist maritime power, while Majapahit developed in eastern Java in the thirteenth and fourteenth centuries. Hindu, Buddhist and later Islamic traditions spread through networks of merchants, teachers and rulers. Cloves and nutmeg drew overseas traders to Maluku, whose islands became central to the spice trade.

Dutch colonial power expanded unevenly over several centuries; the Dutch East Indies did not emerge all at once. Japan occupied the territory during the Second World War. Sukarno and Mohammad Hatta proclaimed independence on 17 August 1945, followed by a struggle that led to Dutch recognition of sovereignty in 1949, with western New Guinea excluded from that transfer. Suharto’s New Order brought decades of authoritarian rule. His resignation in 1998 opened the Reformasi period of political change and decentralisation.

History of Indonesia on Wikipedia ↗Ministry of Education: History of Indonesia ↗
The stupas of Borobudur in Central Java, Indonesia
📜
History of Indonesia
2 rounds · 8 questions · 20 seconds each
1Ancient Empires2Colonialism and Independence
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CEphoto, Uwe Aranas, CC BY-SA 3.0, via Wikimedia Commons

💬Indonesian and regional languages

Bahasa Indonesia connects national life while hundreds of other languages remain part of everyday speech.

Are Indonesian and Javanese the same language?
No. Indonesian is the shared national language, developed from Malay. Javanese is a distinct regional language with its own speech traditions.
What does Bahasa Indonesia mean?
It means the Indonesian language. Bahasa means language, so “Bahasa” alone does not identify which language is meant.
How do you say thank you in Indonesian?
Terima kasih. The linked lessons introduce this phrase alongside greetings, food, directions and other everyday vocabulary.
More about Indonesia: language

Indonesian, or Bahasa Indonesia, developed from Malay, long used in trade across the islands. The 1928 Youth Pledge affirmed it as a language of unity before independence. It uses the Latin alphabet and is the national and official language. Verbs do not change form to mark person or tense in the way English verbs do; context, time words and other markers help convey those meanings. Affixes are important in forming related words.

Indonesian and Javanese are different languages. Javanese, Sundanese, Madurese, Balinese, Minangkabau and many others remain important in families and local communities. Papua contains many distinct language families as well as Austronesian languages; “Papuan” is a broad grouping rather than one language. Start the lessons with selamat pagi for good morning, terima kasih for thank you and tolong for please or help. Formal textbook Indonesian differs from many everyday spoken varieties.

Learn Indonesian phrases →Every language on Worldly →Indonesian language on Wikipedia ↗Ministry of Education: Indonesian language and culture ↗
Baiturrahman Grand Mosque in Banda Aceh, Indonesia
💬
Language of Indonesia
2 rounds · 8 questions · 20 seconds each
1Bahasa Indonesia2Regional Languages
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Si Gam, CC BY-SA 3.0, via Wikimedia Commons

🎭Culture and traditions of Indonesia

Batik, gamelan, puppetry and local ceremonies reflect many different island histories.

What is batik?
A textile tradition using wax-resist dyeing. Patterns and uses differ among communities and occasions; printed batik-like fabric is made by another process.
What is gamelan?
A family of musical ensembles and their instruments, often including gongs and metallophones. Javanese and Balinese gamelan have distinct traditions.
Is Bali’s culture the same as the rest of Indonesia?
Bali is part of Indonesia, with distinctive Hindu traditions. Other islands and communities have different religious, linguistic and cultural histories.
More about Indonesia: culture

Batik uses wax to resist dye, creating patterns on cloth whose meanings vary by region and occasion. Gamelan names ensembles and their instruments, often including gongs and metallophones, with distinct Javanese, Balinese and other traditions. Wayang kulit uses leather shadow puppets, while other wayang forms use different materials and performance styles. Pencak silat combines martial arts with local performance and social traditions.

Islam is the majority religion, alongside Christian, Hindu, Buddhist, Confucian and Indigenous traditions. Idul Fitri brings family reunions and travel after Ramadan; Bali’s Nyepi marks a Hindu New Year with a day of quiet. Adat refers to customary practices and rules that vary among communities. Gotong royong describes mutual cooperation. The national motto Bhinneka Tunggal Ika, usually translated as “Unity in Diversity”, expresses a shared ideal across these differences.

Guess the flag →Culture of Indonesia on Wikipedia ↗UNESCO: Indonesian batik ↗
The temple complex of Pura Besakih in Bali, Indonesia
🎭
Culture of Indonesia
2 rounds · 8 questions · 20 seconds each
1Arts and Textiles2Beliefs and Society
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CEphoto, Uwe Aranas, CC BY-SA 3.0, via Wikimedia Commons

📊Economy of Indonesia

Cities, farms, factories and resource industries depend on connections across a wide archipelago.

What currency does Indonesia use?
The Indonesian rupiah, with the international currency code IDR.
Is tourism Indonesia’s only major industry?
No. Services, manufacturing, agriculture and mining also contribute, including food processing, palm oil, coal and nickel.
Why are ports important to Indonesia’s economy?
They connect islands with one another and with overseas markets, moving food, manufactured goods, resources and passengers across long maritime distances.
More about Indonesia: economy

Indonesia’s economy combines services, manufacturing, farming and mining. Java contains major industrial and commercial centres, including Jakarta and Surabaya, while ports connect production and households across the islands. Palm oil, coal, natural gas and nickel are important traded products. Tourism supports many businesses in Bali and elsewhere, alongside a much wider domestic economy. Digital services and small enterprises also shape urban and rural livelihoods.

Rice, fisheries, rubber, coffee and other crops support different regional economies. Rice farming is important, but does not account for the whole economy. Resource processing and infrastructure can create jobs while raising questions about land, pollution and who benefits. Long sea routes and differences in transport and services affect opportunities between islands. The currency is the rupiah, with international code IDR; an exchange rate needs a date because its value changes.

Economy of Indonesia on Wikipedia ↗World Bank: Indonesia ↗
The skyline of Jakarta, Indonesia
📊
Economy of Indonesia
2 rounds · 8 questions · 20 seconds each
1Resources and Industries2Currency and Trade
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Jakartadunia, CC BY-SA 4.0, via Wikimedia Commons

🏛️Government and provinces of Indonesia

A presidential republic combines national institutions with regional government and a developing new capital.

What kind of government does Indonesia have?
A unitary presidential republic. The president is both head of state and head of government; provinces have regional governments with responsibilities under national law.
What is Nusantara?
The new capital being developed in eastern Kalimantan. An August 2026 capital-authority update gives 2028 as the political-capital target; construction and relocation are ongoing.
Are Indonesian provinces and islands the same thing?
No. An island can contain several provinces, and a province can include several islands. Kalimantan, for example, contains five provinces.
More about Indonesia: politics

Indonesia is a unitary presidential republic. The president is both head of state and head of government, elected for a five-year term with a two-term limit. The People’s Consultative Assembly, or MPR, consists of members of the House of Representatives, DPR, and Regional Representative Council, DPD. Their powers differ: the DPR plays the central role in ordinary law-making. Pancasila sets out five foundational principles, including belief in one God, humanity, national unity, deliberative democracy and social justice.

Regional government includes 38 provinces, with special arrangements in places such as Aceh, Yogyakarta and Papua. Provinces divide into regencies and cities; a city marker in this guide identifies an urban centre rather than its whole administrative area. Nusantara is being developed as a new capital in eastern Kalimantan. The capital authority’s August 2026 update describes a target of becoming the political capital in 2028. The transition is ongoing, so Jakarta and the developing Nusantara should be understood in that dated context.

Politics of Indonesia on Wikipedia ↗Nusantara Capital Authority: August 2026 progress update ↗
The Bali Botanic Garden in Indonesia
🏛️
Politics of Indonesia
2 rounds · 8 questions · 20 seconds each
1Government Structure2Recent History and Transition
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Bali Botanic Garden, CC BY-SA 4.0, via Wikimedia Commons

🌿Nature and wildlife of Indonesia

Orangutans, Komodo dragons and coral reefs reveal a major meeting of Asian and Australasian wildlife.

Where do Komodo dragons live?
They are native to several Indonesian islands, including Komodo, Rinca and parts of Flores, rather than to the whole country.
Where do orangutans live in Indonesia?
In parts of Sumatra and Kalimantan, the Indonesian part of Borneo. They are not native to Java or Bali.
What is the Wallace Line?
A biogeographic boundary between contrasting animal distributions, passing between Bali and Lombok and between Borneo and Sulawesi. It is not a political border.
More about Indonesia: nature & wildlife

Orangutans live in parts of Sumatra and Borneo, while Komodo dragons are native to a small group of islands, including Komodo, Rinca and parts of Flores. The Wallace Line runs between Bali and Lombok and between Borneo and Sulawesi, marking a major change in animal distributions rather than a national border. Wallacea lies farther east before the New Guinea region, where birds of paradise and other Australasian wildlife add different evolutionary histories.

Rainforests, peatlands, mangroves, seagrass and coral reefs each support different species. Ujung Kulon protects the remaining wild Javan rhinoceros population, and Lorentz National Park spans landscapes from coastal wetlands to high mountains in Papua. Forest clearance, fires, wildlife trade and pressure on reefs make conservation an ongoing task. Rafflesia and titan arum are different plants, although both can produce a smell associated with decaying flesh.

Fauna of Indonesia on Wikipedia ↗UNESCO: Komodo National Park ↗
A Komodo dragon in East Nusa Tenggara, Indonesia
🌿
Nature & Wildlife of Indonesia
2 rounds · 8 questions · 20 seconds each
1Unique Wildlife2Biogeography and Oceans
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James Jolokia ( james1203 ), CC BY 4.0, via Wikimedia Commons

🍽️Food of Indonesia

Rice, noodles, seafood and local staples meet spices and cooking traditions that vary from island to island.

What is rendang?
A Minangkabau dish associated with West Sumatra, usually made by slowly cooking meat with coconut milk and spices until the liquid reduces.
What is tempeh made from?
Traditionally, fermented soybeans formed into a firm cake. It differs from tofu, which is made by coagulating soy milk.
Does everyone in Indonesia eat rice as their main staple?
Rice is widespread, but local traditions also use sago, maize and other staples. Papeda is a sago preparation associated with parts of Maluku and Papua.
More about Indonesia: food & cuisine

Nasi goreng is fried rice, often seasoned with sweet soy sauce, while sate consists of grilled skewers with sauces that vary by region. Rendang comes from Minangkabau cooking in West Sumatra: meat is cooked slowly with coconut milk and spices until the mixture reduces. Tempeh is made from fermented soybeans. Sambal names many chilli-based condiments, whose ingredients and heat differ widely.

Javanese dishes include gudeg from Yogyakarta and many kinds of soto soup. Padang restaurants serve a range of Minangkabau dishes, while coastal kitchens make extensive use of fish. Bali has its own ceremonial foods; papeda, a sago preparation, is important in parts of Maluku and Papua. Rice is widely eaten, but sago, maize and other staples also matter. A warung is a small shop or eating place, and local markets show how much more there is beyond the best-known dishes.

Indonesian cuisine on Wikipedia ↗Indonesia Travel: Indonesian foods ↗
Indonesian rice served with beef rendang
🍽️
Food & Cuisine of Indonesia
2 rounds · 8 questions · 20 seconds each
1Staples and Spices2Famous Dishes
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Midori, CC BY-SA 3.0, via Wikimedia Commons

🗽Landmarks of Indonesia

Temple compounds, irrigation landscapes and historic ports preserve different chapters of island life.

Is Borobudur Buddhist or Hindu?
Borobudur is Buddhist. Nearby Prambanan is Hindu; both are in Java and are separate World Heritage properties.
What is Bali’s subak system?
A cooperative irrigation system connecting farming communities, water temples and religious traditions within Bali’s cultural landscape.
Where is Lake Toba?
In North Sumatra. It occupies a large volcanic caldera and contains Samosir, an island within the lake.
More about Indonesia: landmarks

Borobudur is a monumental Buddhist temple in Central Java, with terraces, relief panels and stupas that form a path of pilgrimage. Prambanan is a Hindu temple compound near Yogyakarta, with its principal temples dedicated to Shiva, Vishnu and Brahma. The two sites represent different religious traditions; neither describes all Indonesian history. Bali’s World Heritage cultural landscape links water temples with the subak system of cooperative irrigation.

The Ombilin coal-mining heritage of Sawahlunto records an industrial history in West Sumatra. The Banda Islands in Maluku recall the nutmeg trade and the violence of colonial monopoly. Jakarta’s Kota Tua preserves parts of the old Batavia urban landscape, while Yogyakarta connects a living royal city with surrounding heritage. Natural landmarks such as Lake Toba, the Bromo volcanic landscape and Raja Ampat add different ways of exploring the archipelago.

Tourism in Indonesia on Wikipedia ↗UNESCO: Indonesia’s World Heritage properties ↗
Monkeys at Uluwatu Temple in Bali, Indonesia
🗽
Landmarks of Indonesia
2 rounds · 8 questions · 20 seconds each
1Temples and Monuments2Natural Landmarks
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William Cho, CC BY-SA 2.0, via Wikimedia Commons

👥People and society of Indonesia

Regional identities, many mother tongues and migration connect communities across the islands.

Does Indonesian nationality describe one ethnic group?
No. Indonesian nationality includes many ethnic and linguistic communities across the archipelago.
What does matrilineal mean in Minangkabau tradition?
Descent and important inheritance traditions are traced through the mother’s line. It does not mean every decision or household role is identical across families.
Who was Pramoedya Ananta Toer?
An Indonesian novelist known internationally for the Buru Quartet, which explores colonial society and the emergence of national consciousness.
More about Indonesia: people & society

Indonesia includes hundreds of communities with different languages and histories. Javanese and Sundanese populations are prominent on Java; Minangkabau, Batak and other communities have deep roots in Sumatra. Dayak is an umbrella term for many peoples of Borneo, rather than one uniform group. Bugis, Makassarese, Toraja and other communities shape Sulawesi, while Maluku and Papua contain many further identities.

Migration for work and education connects villages with cities and one island with another. Chinese Indonesian communities have contributed to commerce, arts and public life while also facing discrimination in different periods. Kinship systems vary: Minangkabau traditions trace descent through the mother’s line, without defining every household’s present-day choices. Writers such as Pramoedya Ananta Toer and sporting figures such as Susi Susanti offer other entry points into modern society. No single island, religion or ethnic label represents every Indonesian.

Demographics of Indonesia on Wikipedia ↗Indonesian Ministry of Foreign Affairs: country profile ↗
A Trans Jogja bus in Yogyakarta, Indonesia
👥
People & Society of Indonesia
2 rounds · 8 questions · 20 seconds each
1Demographics and Ethnicity2Notable Figures
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Meniirtjakarintan, CC BY-SA 4.0, via Wikimedia Commons
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