<Li> Cascade: Water descends a series of rock steps . </Li> <Li> Tiered / Multi-step / Staircase: A series of waterfalls one after another of roughly the same size each with its own sunken plunge pool . </Li> <Li> Cataract: A large, powerful waterfall . </Li> <Li> Segmented: Distinctly separate flows of water form as it descends . </Li>

Where does water from a waterfall come from