Indonesia is the largest archipelago and the fourth most populous country in the world. Consisting of five main islands (Sumatra, Jawa, Kalimantan, Sulawesi, and Papua) with 33 provinces, 30 small archipelagos. It has a total of 17.508 islands so that made Indonesia the home of a large variety of plant and animal life, both terrestrial and aquatic. It stretches 5.150 km between the Australian and Asian continental mainlands and divides the Pacific and Indian Oceans at the equator. Here the fact, some of tens kind of Nature serve in Indonesia.