Berau regency resides in upstate East Kalimantan Province has with wide region but rare population of resident that is only about 179.079 men (2010). Tourism potency that grows in this area is sea tourism especially Derawan Island with the beautiful marine park and other islands that entering in Berau regency region. Segah River and Kelai River meet in Berau city, before have estuary to sea. During then, this Berau city ever has become two small empires location that are Gunung Tabur and Sambaliung. The location of those palace is faced each other Gunung Tabur Palace located in Segan riverbank whereas Sambaliung palace reside in Kelai riverbank. Gunung Tabur Palace now functioning as museum, which is containing of various monarchic relics like chair an empire, bed, ceramic that is including a cannon being found in forest by the first king of Gunung Tabur Palace.