Citizens in Turkey's biggest city awoke Wednesday to a thick layer of fog covering the metropolis, April 6, 2022.

The haze impacted traffic as vehicles traveled slowly due to the low visibility, with drivers only able to see a few meters ahead.

The vital ferry lines carrying commuters from one side of the metropolis to the other were paused temporarily.

Fog blankets the Bosporus and its surroundings in Istanbul, April 5, 2022.

An overhead view of the Fatih Sultan Mehmet Bridge in Istanbul, early April 6, 2022.

A sign hung between the minarets reads "Hoş geldin oruç ayı" meaning "welcome fasting month" in reference to the holy Islamic fasting month of Ramadan.

A lone fisherman stands at the Galata Bridge, April 6, 2022.

The Ortaköy Mosque in the early morning of April 6, 2022.

Fog blankets the Bosporus and its surroundings in Istanbul, April 5, 2022.

A view of Eminönü early on April 6, 2022.

A person walks on Eminönü's square in front of the Yenicami Mosque, which is barely visible in the fog, April 6, 2022.

Fishermen stand on the Galata Bridge, April 6, 2022.

A docked ferry amid the heavy fog that caused services to be temporarily suspended, April 6, 2022.

A fisherman prepares his line next to a ferry in Karaköy, April 6, 2022.

Fog blankets the Bosporus and its surroundings in Istanbul, April 5, 2022.

A couple of ferries waiting for the fog to clear, April 6, 2022.