Kaziranga National Park is a UNESCO World Heritage Site and a national park situated in Golaghat and Nagaon districts of Assam, India. The park is a natural habitat of the one-horned rhinoceros. Kaziranga National Park is open every day of the year except December 25. The park is divided into four ranges: Kohora, Bagori, Burapahar, and Eastern. The park has a total area of 430.7 km². Kaziranga National Park was created in 1908 with an area of 232 km². In 1916, the park was extended to include the areas of Bagori and Burapahar ranges. In 1974, the park was extended to its present size. Kaziranga National Park was declared a World Heritage Site by UNESCO in 1985. The park is a natural habitat of the one-horned rhinoceros. The park has a population of 2,413 rhinoceros, out of which 2,290 are Indian rhinoceros and 123 are greater one-horned rhinoceros. The park also has a population of Asiatic elephants. The park has a population of 1,855 elephants, out of which 1,471 are Indian elephants and 384 are greater one-horned elephants. The park also has a population of swamp deer. The park has a population of 1,512 swamp deer, out of which 1,012 are Indian swamp deer and 500 are greater one-horned swamp deer. Kaziranga National Park is open every day of the year except December 25. The park is divided into four ranges: Kohora, Bagori, Burapahar, and Eastern. The park has a total area of 430.7 km². The park is open from sunrise to sunset. The park is open every day of the year except December 25.