In a lifetime, human brain constitutes cognitive models for various conditions and events in order to be able to adapt to the environment and lead a life based on experiences. Based on multidimensional sensory experiences, people create an internal model of a city and they use this model as a mental sketch in their new urban space experiences. Cognitive mapping methods create qualified data for way-finding and the process of classifying the stimuli of the living area and carrying out spatial

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... igns that promote quality of life. Aesthetic perception of the urban pattern consists of keeping the skylines of a city in memory and being able to create an image in mind. Skylines are three dimensional urban landscapes which has a prime role in urban design studies. Urban skylines are the reference points for the historical perception of the environmental image. Urban skylines can be classified basically in three categories as the historical skyline, complex skyline in which new and higher structures are dominant and mixed skyline which is a combination of these two situations. The postcards and information guides for cities are important references in representing the identity for historical cities. The photographs seen in information guide books and postcards are attractive points for citizens and visitors of the cities. The fact that cities are changing constantly shows that cities like İstanbul, which are famous for their coastal skyline can protect the holistic