Visa : Citizens of most countries can stay 60 days without a visa.

Health : Dengue fever, giardiasis, hepatitis, Japanese encephalitis, malaria, paratyphoid, rabies, typhoid

Time zone : There are three time zones: Sumatra, Java and West & Central Kalimantan are seven hours ahead of UTC; Bali, Nusa Tenggara, South & East Kalimantan and Sulawesi are eight hours ahead of UTC; and Irian Jaya and Maluku are nine hours ahead of UTC

Weights and measures : Metric

Electricity : 220V, 50 Hz

Tourism : 4 million visitors per year

Telephone code : 62