The geography of the place contributes to building and defining the urban identity of the city through the real interaction and integration between man and place over time, as the place, with its material resources and natural characteristics, influences the construction of the urban fabric of the urban environment. The urban formation appears in its final form, which can be read in the form of buildings, streets, paths, landmarks and symbols that contain within their lines a culture, language, justice, traditions and behavior that the residents cherish, the place is proud of, the urban is distinguished by and gives it its character and identity. The research aims to define the urban identity of the Libyan city by discussing the urban features and characteristics that the city's urban environment has acquired as a result of the spatial characteristics of urban geography. The research studies and analyzes the diversity of geographical regions in Libya, and the impact of the geography of each region on the making of the city's architecture. The research concludes by identifying the foundations and criteria by which the features of the urban identity of the Libyan city can be understood as a result of the impact of the geographical dimension on building the city's spatial identity, through which a contemporary urban concept can be developed that draws its spirit from the elements of the cultural heritage of the architecture of the local environment, which contributes to defining, forming and building the urban identity of the Libyan city.................. Keywords:................ Urban identity, Geography of place, Architecture of place, Urban heritage, Urban environment.