Tunisia, Sidi Bou Said Coffee Shop Owner, Hajj Omar, wearing a Chechia, the Traditional Tunisian Hat, and a Jasmine Sprig behind the Ear The grayish spot in the upper middle of his forehead is a light callus This often marks a faithful observer of the Muslim prayers five times a day, in which the forehead gently comes in contact with the prayer rug as the worshipper goes through his prostrations