Piala Waterfall, Indonesia: Piala Falls is a magnificent turquoise waterfall with several cascades located near the city of Luwuk, Central Sulawesi, Indonesia... Luwuk is the capital of Banggai Regency, Central Sulawesi, Indonesia. Luwuk has a tropical savanna climate (Aw) with little to moderate rainfall year-round. It is one of the driest places in Indonesia. Wikipedia











