town, southwestern Iran. It is situated on a small plateau below the confluence of the Karun River with one of its minor tributaries. Many of the town's stately houses of stone and brick have cellars, called zir zamin, to provide a cool shelter from the terrible summer heat, which may reach 128 F (53 C). The town was once a major trade centre and dominated an extensive area of irrigated agriculture, but it is now declining
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