Bantimurung-Bulusaraung National Park is a national park in South Sulawesi in Indonesia. The park contains the Rammang-Rammang karst area, the second largest karst area known in the world after the one in South-Eastern China.
The park is in Maros Regency, 50 kilometers to the north of Makassar or just 20 kilometers from Sultan Hasanuddin International Airport. Most of the Karst formations are tall and steep at almost a 90 degree angle line along both sides of the road from Maros city to Bantimurung continuing on up to the Pangkajene and Islands Regency.
The karst area is 43,750 hectares and has 286 caves which includes 16 pre-historic caves in Maros and 17 pre-historic caves in Pangkep. There is waterfall with 2 caves at the national park; the one on the left side is known as the dream cave and the one on the right is known as the stone cave. Riding on the water on blown up inner tubes is a popular activity for children at the site.