Mulu National Park is located in the Malaysian state of Sarawak on the island of Borneo. It is renowned for its stunning limestone karst formations, extensive cave systems, and rich biodiversity. The park covers approximately 544 square kilometers and is a UNESCO World Heritage Site, attracting nature lovers and adventure seekers alike. The park is home to the world's largest cave chamber, Sarawak Chamber, and the longest network of caves, including Deer Cave and Lang Cave. Visitors can explore various trails, witness unique wildlife, and experience the breathtaking beauty of the rainforest, making it a significant destination for ecotourism.