Water Fountains with Special Effects
Water may be the most fundamental of human needs. It's no surprise, then, that it figures strongly in the earliest recorded stories—those of the Sumerians, who built a thriving civilization in Mesopotamia beginning around 3500 B.C. You may be surprised, however, to learn that the earliest known fountain predates the emergence of Sumerian cities by about 500 years.
Water Fountains with Special Effects.
American Scientist, 93(5), 444–451.