Sepilok Orang-utan Rehabilitation Centre is located about 25 kilometers west of Sandakan, in eastern Malaysia on the island of Borneo in the state of Sabah. Sandakan is the second-largest city in Sabah, East Malaysia, on the north-eastern coast of Borneo. For the biogeographical region see Malesia Malaysia (məˈleɪʒə or /məˈleɪziə/ is a country that consists of thirteen states and Borneo is the third largest island in the world and is located at the centre of Maritime Southeast Asia. Sabah is a Malaysian state located on the northern portion of the island of Borneo. It was started in 1964 for rescue and rehabilitation of orphaned baby orangutans from logging sites, plantations, and illegal hunting. Year 1964 ( MCMLXIV) was a Leap year starting on Wednesday (link will display full calendar of the 1964 Gregorian calendar. The orangutans are two Species of great apes known for their intelligence long arms and reddish-brown hair The orphaned orang-utans are trained to survive again in the wild and are released as soon as ready. The sanctuary is located within the Kabili-Sepilok Forest Reserve which covers an area of 5529 ha, much of which is virgin jungle. Jungle usually refers to a dense Forest in a hot climate such as a Tropical rainforest. It has become one of Sabah's top tourist attractions.