Borneo Travel Guide

Borneo is the third-largest island on Earth, shared by Malaysia, Indonesia and Brunei. To many visitors, it feels less like a single destination and more like a world apart – a vast sweep of rainforest, river systems and rugged mountains where nature still sets the pace. This is Southeast Asia at its most elemental: jungle humming with life, skies that crack open with tropical storms, and landscapes that have remained largely unchanged for millions of years.

Malaysian Borneo comprises the states of Sabah and Sarawak, separated by the tiny sultanate of Brunei. Sabah's capital, Kota Kinabalu, sits between sea and mountain, its waterfront markets and island-dotted horizon offering an inviting introduction to the region. In Sarawak, Kuching, whose name charmingly translates as "cat", is a relaxed riverside city of colonial-era buildings, contemporary cafés and easy access to some of Borneo's finest national parks. These cities are practical gateways, but the real drama lies beyond their edges.

The island's greatest treasure is its rainforest, among the oldest in the world – older, in fact, than the Amazon. In Sabah, the Kinabatangan River winds through wildlife-rich floodplains where proboscis monkeys leap between branches and pygmy elephants emerge from the trees at dusk. Sepilok's orangutan rehabilitation centre offers a rare opportunity to observe these intelligent, amber-eyed primates as they swing and feed in semi-wild surroundings. In Sarawak, Gunung Mulu National Park, a UNESCO World Heritage Site, reveals cathedral-sized caves, razor-sharp limestone pinnacles and thick forest threaded with boardwalks.

While Malaysian Borneo often draws the spotlight, the island's Indonesian and Bruneian regions add important dimensions to its story. Indonesia's Kalimantan occupies the largest portion of the island and is set to play an even greater role in the country's future, with the new capital, Nusantara, under development in East Kalimantan. Much of Kalimantan remains wild and sparsely populated, its great rivers carving through remote interior landscapes. Meanwhile, the oil-rich sultanate of Brunei sits quietly on the northern coast, compact yet distinctive, known for its gilded mosques and water villages along the Brunei River.

For now, Borneo remains a place of immersion rather than observation. Journeys are measured in river bends and forest trails rather than motorways and city blocks. It is a destination for those who want to hear the rainforest breathe at night, watch orangutans build their nests at dusk, and glimpse, if only briefly, what the planet once looked like before concrete and glass.