UNESCO has officially inscribed the Ancient Yakhchals of the Iranian Plateau to the World Heritage List, recognizing these ingenious "ice pits" as masterpieces of desert engineering. These structures, some dating back over 2,000 years, utilized evaporative cooling and sophisticated subterranean heat-management to store ice through scorching summers without modern power.
The designation highlights the urgent need to preserve the remaining yakhchals, which face structural degradation from shifting desert winds and moisture levels. The Iranian Ministry of Heritage has announced a new digital mapping project to stabilize the unique mud-brick domes, which were once central to local food preservation and medicinal storage across the arid plateau.