ADVANTURE North Sulawesi is Advanture. Climb to the rim of a steaming a Steaming volcano. Raft down one of our Whitewater rivers. Trek though our majestic Asian rainforest. See the world� s largest concentration of black crested macaques and glimpse a tarsier, the world� s smallest primate, at Tangkoko Nature Reserve� .NORTH SULAWESI IS ADVANTURE� .