Dome is one of the fundamental structural systems used in wide-span prestige buildings. It is known as a graciously dominant building element and was used for this quality in some edifices constituting the cultural heritage of various civilizations all through history. A meaningful and ingenious usage of the dome had taken place during the sixteenth century of the Ottoman Empire in all the architectural masterpieces erected by the great Turkish master builder Sinan. Extraordinary contribution of Sinan to building art and especially to the development of the dome construction is the major topic of this article. Copyright ASCE 2006.