Idbackpacker.com (Indonesia Backpacker) – Ullen Sentalu is a museum in Kaliurang, Yogyakarta, which have a lot of collections that illustrate the culture and life of Java. In this museum displays a large collection relating to the civilization of the Javanese Mataram dynasty. Mataram dynasty itself was the Sultanate of Yogyakarta, Surakarta, Mangkunegaran Palace and the Pakualaman. There are many rooms inside Ullen Sentalu, which make me very excited! Even starting from the first room.