The waterfall — it may be a simple combination between running water and gravity, but there is something magical about the result. That element of wonder is most noticeable in giant-scale examples like the famed cascades of Niagara or Iguazu. Yet you need not look any further than a small trickle streaming off the roof after a rainy day. The sight and sound can astonish you or relax you.
Posted by Aquatic Ponds to Pondless and Pond Kits