The extensive development of tourism industry in recent decades has made it one of the most important economic and social activities of many countries in the world. As many development planners and policymakers consider it to be one of the pillars of sustainable development. Free zones, due to their structure and nature, can also provide existing communications for constructive development, especially in the field of tourism. Identifying the potential, capabilities and attractions of the region, and the extent of the region's access to tourism facilities and services, and planning for The development of free zones, including the development of tourism in free zones. One of the important tourist areas in mountainous areas is winter tourism. One of the most important tourist areas in winter mountainous areas is winter tourism. Ski is the most popular and popular winter sports. This research is of descriptive-analytical type and is the target of applied research. The main goal is to find the best place for development. And construction of ski resorts in the city of Jolfa and Aras Free Zone. In this regard, nine natural and human indicators are used using expert opinions and Fuzzy-Topsis model, and finally, using the ARC GIS10.3 analytical functions The final map showing the land suitability of the area under study for the construction of ski resorts is extracted .