I loved the turbans in India. The young men don’t seem to wear them anymore, not cool enough I suppose, and I mostly saw them in rural areas. At one time they were used to protect the head during battles now I think it is just a tradition thing. Maybe it keeps their head cool in the summer and warm in the winter. On a tour of a palace in Udaipur I saw a demonstration of how the turban was wound around the head.
A few other turbans: