Indonesia a rich cultural heritage that reflects Indonesia's dynamic history and ethnic diversity. Indonesia has a well-preserved natural ecosystem with rain forests that stretch over about 57% of Indonesia's land (225 million acres). Forests on Sumatra and Kalimantan are examples of popular destinations, such as the Orangutan wildlife reserve. Moreover, Indonesia has one of world's longest coastlines, measuring . The ancient Prambanan and Borobudur temples, Toraja and Bali, with its Hindu festivities, are some of the popular destinations for cultural tourism. Indonesia has 8 UNESCO World Heritage Sites, including the Borobudur Temple Compounds and the Komodo National Park; and a further
Bishops' Conference of Indonesia cooperation in their pastoral duties to lead Catholics in Indonesia. KWI is not "above" or supervises bishops, each bishop remains autonomous. KWI does not have branches in the area. Until now the number of members is 38, the number of dioceses in Indonesia 37, each bishop lead one diocese, except the Diocese of Ambon that having two Bishops, the Archbishop and the Auxiliary Bishop. All bishops in Indonesia are members of KWI, except for the retired bishops. Ecclesiastical Province of Medan Ecclesiastical Province of Palembang Ecclesiastical Province of Jakarta Ecclesiastical Province of Semarang Ecclesiastical Province of Pontianak Ecclesiastical Province of