1) Watermill in India 
Jhalaar (Punjabi: Shahmukhi جهلار or Gurmukhi ਝਲਾਰ) English Translation : An excavation by the side of a pond, river or canal from which water is taken up for irrigation, a waterfall. A jhalaar is a method of irrigation from an open surface of water by means of the Persian wheel. There are several kinds of jhalaar. Jhalaars were commo...