3D GIS EXAMPLE IN HISTORICAL PENINSULA OF ISTANBUL A.Sengula

During the recent years, the developments in the computer technology industry significantly contributed to the Geographical Information Systems (GIS) to be inside of our daily life. Today’s GIS is easier and more helpful to the user community. The user profile of GIS can vary from a tourist who is seeking a destination by using navigation systems in a foreign city or an expert working on urban planning of governing a mega city. These examples can be increased with different examples for different professions and aims. The current usage of the systems shows us that GIS is highly recognized and information systems sophisticated projects with Geographical tools are highly ranked in the top list of decision makers. Developing computer technologies are progressively contributed to computerized information systems are much more use than they were ever before. Since the recent developments, in the computer technology visualization is gaining more importance and getting more effective for the professionals who deal with the information systems. As a result of the developments, new technologies such as virtual reality, 3D GIS, urban modelling…etc, are currently in development. In this paper the use of visualization techniques for GIS are studied and an application has been carried out in the historical area of Istanbul