At least 21 people died in flash flood on Friday in Estahban area of Fars province in southern Iran after a heavy rainfall hit the area.
The flood left several other missing.
"Around 5:00 pm yesterday, heavy rains... in the central parts of Estahban County led to flooding," Yousef Kargar, the governor of Estahban told state media, IRNA.
The flash flood happened on a summer weekend, when families gathered in cooler areas such as riversides, lakesides and valleys.
At least 17 people died and 74 more injured in heavy flood in Shiraz in 2019.