Koi Krylgan Kala

Koi Krylgan Kala (Uzbek: Qoʻyqirilgan qalʼa; Russian: Кой-Крылган-Кала) is an archaeological site, located outside the village of Taza-Kel'timinar in the Ellikqal'a District (Uzbek: Ellikqalʼa tumani; Russian: Элликкалинского район) in the Republic of Karakalpakstan, an autonomous republic of Uzbekistan. In ancient times it was sited along a canal in the Oxus delta region.

There is some relationship between and Koi Krylgan Kala and Toprak Kala, 30 km to the northwest. It is a temple complex of the Chorasmian Dynasty, an Iranian people who ruled the area of Khwarezm. It was built c. 400 BCE. The Apa-Saka tribe destroyed it c. 200 BCE, but later it was rebuilt into a settlement, which lasted until c. 400 CE. It was discovered in 1938 by Sergey Pavlovitch Tolstov, leader of the Chorasmian Archaeological-Ethnological Expedition. It contained a Mazdian fire temple, and was decorated with frescos of wine consumption.