Falls (waterfall) Royalty-Free Stock Photo

Falls (waterfall), also known as or water, river or stream is the vertical section of the river bed through significant when steep slopes or cliffs, into a vertical or near vertical down to the water pouring in geology, it is by the fault or sag and other geological tectonic movement and volcanic eruptions, such as changes in the surface caused by the sudden interruption of the river, and water erosion of rocks and erosion can also cause a lot of bad terrain, creating for the waterfall. 搜索