Hilly Interior of Siberut Island, Indonesia1.3S 98.9E
This APM image shows the island of Siberut, the largest and northernmost of the Mentawai Islands, lying 150 kilometres west of Sumatra, Indonesia, in the Indian Ocean.
The east coast of the island has many islets, bays and coral reefs, while the west coast has many steep cliffs. The hilly interior of the island elevates to 384 metres.
Smaller islands adjacent to Siberut include Karamajet and Masokut which lie in the Bungalaut strait at the south of the island.