Borneo River Cruises and Eco Holidays. Discover Borneo with Secret Retreats.

Forming three-quarters of the world’s third largest island, Kalimantan is the Indonesian part of Borneo. Divided into four regions, East, West, South and Central, discover some of richest biodiversity in the world in its vast jungles and rainforests filled with long, winding rivers and fascinating wildlife.

Begin your journey by glimpsing at the stilted and floating houses in the capital of Central Kalimantan, Palangkaraya. Canoe through shimmering black water lakes. Meander down rivers to look for proboscis monkeys, hornbills, Brahmini kites, kingfishers, and other bird species. Get up close and personal to orangutans, and witness an orangutan rehabilitation programme centre. Spot wild orangutans, macaques, proboscis monkeys, birds, sun bears, wild boars, clouded leopards, spotted cats, pythons, gibbons, porcupines, Sambar deer, and other wildlife at Tanjung Puting National Park. Soak in the breathtaking mountain views and waterfalls at Bukit Baka-Bukit Raya National Park. Trek on trails or go diving around the world-renowned Derawan Archipelago. Pass through riverside villages to see spectacular historic longhouses, and meet the indigenous Dayak people to learn about their customs and culture. Attend a traditional music and dance performance. A thrilling adventure of a lifetime.