Nestled in the heart of Borneo's rainforest, Mulu is renowned for its extraordinary caves and limestone formations, which make it a UNESCO World Heritage Site. The sprawling Mulu National Park is a haven for outdoor enthusiasts and nature lovers, offering activities such as cave exploration, trekking, and wildlife spotting. The park's crown jewel is the majestic Sarawak Chamber, the world's largest cave chamber by surface area, and the Deer Cave, home to millions of bats. Above ground, visitors can enjoy scenic hikes through lush rainforest trails and discover the rich biodiversity of Borneo. Mulu also offers cultural experiences, with opportunities to visit local longhouses and learn about the traditions of the indigenous communities. Whether you're an adventurer seeking adrenaline-pumping activities or a nature lover in search of untouched beauty, Mulu promises an unforgettable journey into the heart of Borneo.