Lake Sentarum National Park is located in the western part of Kalimantan, Indonesia. It covers an area of approximately 132,000 hectares and is known for its rich biodiversity, including various species of fish, birds, and plants. The park is centered around Lake Sentarum, a large freshwater lake that plays a crucial role in the local ecosystem. The park is also significant for its cultural heritage, as it is home to several indigenous communities. These communities rely on the lake and surrounding forests for their livelihoods, practicing traditional fishing and farming methods. Lake Sentarum National Park was designated as a national park in 1999 to protect its unique environment and cultural significance.