mahakam 4dDiscover the hidden treasures of Borneo as you embark on a 4-day expedition along the captivating Mahakam River. Departing from the coastal city of Balikpapan, our adventure takesLearn about the fascinating culture of the Dayak tribes in the Mahakam River with its freshwater dolphins on the eastern coast of Borneo. This fabulous journey is an exclusive mix of tribal life,