The Bluewater Shopping Centre in the UK uses windcatcher towers. The Queen's Building of DeMontfort University uses stack-effect towers to ventilate. Americas A windcatcher has been used in the visitor center at Zion National Park, Utah, where it functions without the addition of mechanical devices in order to regulate temperature. See also Passive cooling Qanat Solar updraft tower Vernacular architecture Yakhchal Notes References External links G.R Dehghan Kamaragi (January 2016). "Badgirs, Persian Gulf". (free fulltext) Cooling technology Architecture in Iran Iranian inventions Islamic architectural elements Islamic architecture Low-energy building Architectural elements Appropriate technology Heating, ventilation, and air conditioning Sustainable building Architecture in the United Arab Emirates Passive cooling Passive ventilation