Madain Saleh reveals its splendor and unleashes its charms only to those who come.
Women in restaurants not accompanied by a male relative often are not served, and religious police known as the Mutawwa travel in public watching for violations of social mores.
There is truth in the saying "a picture paints a thousand words".
But words and photographs cannot convey fully the beauty and essence of a place.
It is best to study Saudi customs and appropriate behavior before beginning your trip.
Saudi men and women are not permitted to attend public events together and are segregated in the workplace.