Top 10 Indonesian Volcanoes in 2026

Lombok's 3,726-metre summit towers over a stunning turquoise crater lake and is one of Indonesia's most rewarding multi-day treks.

This Flores volcano holds three crater lakes that change colour independently, shifting between turquoise, green, red, and black.

Indonesia's most active volcano looms over Yogyakarta and has erupted regularly for centuries, most devastatingly in 2010.

This East Java crater is famous for its electric blue sulphur flames visible at night and the world's largest acidic crater lake.

Bali's highest and holiest peak at 3,031 metres is considered the spiritual centre of the island by Balinese Hindus.

Java's highest peak at 3,676 metres erupts with clockwork regularity, sending ash plumes skyward every 15-30 minutes.

The child of the infamous 1883 eruption continues to grow from the Sunda Strait, a living reminder of volcanic power.

Bali's most popular sunrise trek ascends an active volcano overlooking the caldera lake in under two hours.

Sumatra's highest peak at 3,805 metres stands in dense tropical rainforest and offers challenging trekking with tiger habitat.