Mount Kinabalu is the main touristic attraction of Kinabalu National Park, covering an area of 754-square-kilometres. The park was appointed a World Heritage Site by UNESCO. Mount Kinabalu National Park has so much different species of plants and animals that biologists estimate it as one of the largest biodeversity reserve. The National Park contains more plant species than are found in North America and Europe combined. Many of the plants found on Mount Kinabalu are endemic to the region. Mount Kinabalu’s mountain forests are also home to the orangutan, one of the world’s four great ape species.