Plunge pool Plunge pool A plunge pool (or plunge basin or waterfall lake) is a deep depression in a stream bed at the base of a waterfall or shut-in. It is created by the erosional forces of cascading water on the rocks at formation's base where the water impacts. The term may refer to the water occupying the depression, or the depression itself. Plunge pools are formed by the natural force of falling water, such as at a waterfall or cascade; they also result from man-made structures such as some spillway designs. Plunge pools are often very deep, generally related to the
Bus plunge Bus plunge Bus plunge stories are a nickname for a journalistic practice of reporting bus mishaps in short articles that describe the vehicle as "plunging" from a bridge or hillside road. The phenomenon has been noted in "The New York Times", which once published as many as 14 "bus plunge" stories per year in its foreign news section. The stories exist not only because of their perceived newsworthiness but because they could be reduced to a few lines and used to fill gaps in the page layout. Further, the words "bus" and "plunge" are short, and can be used in