Urgent detection of fire and precise identification of its location are of critical importance for success of first response to fight forest fire. Forest fire lookout towers are main observation system and used in a sophisticated way to detect forest fires in Turkey. The objective of this study was to conduct visibility analysis of fire lookout towers deployed in mountainous Mediterranean forest region of Turkey, thereby assess their effectiveness. It is necessary to determine functionality and capacity of these towers to protect forest environment. Visible and invisible areas from towers were identified by using Geographic Information System and high resolution digital elevation data. In visibility analysis, scanning was performed with a r...