Borneo, a giant, rugged island in Southeast Asia’s Malay Archipelago, is shared by the Malaysian states of Sabah and Sarawak, Indonesian Kalimantan and the tiny nation of Brunei. It’s known for its beaches and ancient, biodiverse rainforest, home to wildlife including orangutans and clouded leopards. In Sabah is 4,095m-tall Mount Kinabalu, the island’s highest peak, and, offshore, the famed dive site Sipadan Island