The research is concerned with the natural environment, which is considered one of the most important resources and re-use of its data. Architecture is an art, creativity and sense and must be based on natural sciences and human sciences to achieve the functional and aesthetic purpose that is achieved through the aesthetic formation and expression (performance), symbol, light effect, field and distance of vision. Hassan Fathi's works are characterized by simplicity and spontaneity in their facades of harmonious and diversified formation in their architectural motifs and vocabulary in an aesthetic visual repetition organized and architecturally included and structural variations in the facades to achieve total harmony, and that Hassan Fathi architecture includes human values and all aspects of human activity and the comprehensive view where his works include spiritual values Psychological and cultural ", and the use of compatible technology in construction and cultural pride. As the Egyptian architect Hassan Fathi became aware of a specific type of architecture in terms of its formal phenomena, the research is exposed to the properties of this architecture in general and its aesthetic specificity. And its causes through exposure to the concept of architecture and its conditions, the personality and orientations of Hassan Fathi, his design factors and his intellectual approach that produced this aesthetic, and how it is based on talent, and on the origins of architecture and to the natural sciences and humanities, and to accommodate the factors of the architectural heritage of the homeland and its spatial and temporal patterns and social culture And economics, by following the research descriptive approach to some elements of architecture in the work of Hassan Fathi, with clarification of some study examples of critical analytical aesthetic values