Haj Kazem Ab Anbar - Credit: Wikimedia Commons
Haj Kazem Ab Anbar (Persian: آب انبار حاج کاظم) is an Ab Anbar in Qazvin, Iran. Built in 1840–1841 by Haj Kazem Kuzegar, it is one of the numerous Ab Anbars of the city of Qazvin that were used to store water. There are two windcatchers of eight meters in height attached to it which were used to cool down the water in the reservoir. Read more on Wikipedia
Source: en.wikipedia.org