ice house or yakhchal in naein city, isfahan , iran

adobe also ancient architecture built called central city clay construction cooler coupled desert domed evaporative far food ground had heatresistant historical house ice insulated iran iranian isfahan made mainly material naein not often old persia persian round shape sometimes space storage store structure structures subterranean these thick tower traditional type used was well were wind windtower yakhchal yazdnit year