Dust by Mahziyar Mehdipor Ahvaz is one of the most polluted cities in the world and Iran Image Data Place Ahvaz Iran Date 17/01/2019 Date Exif 17/01/2019 Camera Canon EOS Kiss X7i Resolution 5184×3456 Aperture ƒ/6.3 Focal Length 18mm ISO 200 Shutter Speed 1/100s Equipment Cannon x7i lenz 18.55