And a garden hose from a height of 400 feet is not a fantasy. That is essentially what what @RePurporsing set up for their test. Can we all agree now, that falling water will in fact cause a breeze? http://www.quora.com/What-creates-the-wind-at-the-bottom-of-a-waterfall-What-is-the-relation-between-the-height-of-the-waterfall-water-pressure-and-wind-force Simple physics we all observe every day; It totally escapes SWET management.