Civilizations and Environmental Particulars of Place in Islamic Holy Thresholds in Iraq (Alkadhumain Holy Threshold as a case study)

Islamic shrines architecture is one of the Islamic Architectural building types. It is called (Thresholds); (Atabat) in Arabic. Thoroughbred throughout the Islamic world from the east to west. In addition, it carries the style features and peculiarities of uniqueness from the rest of the types of Islamic architecture. By virtue of the particularity of its function as tomb for important person in Islamic history. Islamic shrines architecture has grown and evolved in started from the small shrines, and then taken to widen with the evolution of time in line with the value of the event and the rituals associated with it. Some of them to became centers of large cities of the largest in many parts of the Islamic world. The research problem represented is the insufficiency of information about what roles influences and factors of place (cultural and environmental) in the formation of patterns and relationships space holy Islamic shrines architecture in Iraq. In addition, what the role-played by the inherited urban civilization Iraqi both sides physical & moral support and integration with the concepts and spirit of the Islamic religion, and its rules in construction of architecture. Moreover, presumably Holy Islamic shrines architecture in Iraq are to be studied and its impact on the urban structure and planning in many cities of Iraq mission. In addition to the dimensions of the moral and doctrinal and their impact on society, they have evolved modes of planning over time according to the needs and requirements circumstantial, but the factor of place had a role the basis for the formation of masses and spaces. In addition to the formal role of the Islamic religion and the nature of religious practice in which they are, and the availability of spatial knowledge about the factors that produced the Iraqi architecture, provides a comprehensive picture about the origin of processors and architectural configurations and their source of origin from which it came. Which branded the Islamic holy shrines in Iraq equipped and versatile textural characteristics and detailed thoroughbreds