Indonesia is a large archipelago in Southeast Asia that straddles the Equator between the Indian Ocean and the Pacific Ocean. While it has land borders with Malaysia to the north as well as East Timor and Papua New Guinea to the east, it also neighbors Australia to the south, and Palau, the Philippines, Vietnam, Singapore, and Thailand to the north, India to the northwest. ndonesia is almost unimaginably vast. There are 18110 Islands in Indonesia and 108000 Km of beaches in Indonesia. The distance between Aceh and Papua is more than 4000 Km (2500 miles), comparable to the distance between New York and San Fransisco. There are more than 400 volcanoes in Indonesia. Only 130 volcanoes are considered active volcanoes. There are many undersea volcanoes in Indonesia. Papua is the second largest island in the world. ndonesia's World Heritage Site (UNESCO): Borobudur and Prambanan Temple, Sangiran Early Man site (Central Java), Komodo National Park (Nusa Tenggara), Ujung Kulon National Park (Banten), Lorentz National Park (Papua), Tropical Rainforest Heritage of Sumatra.