Nowadays, the residents of urban areas try to spend some time in natural, quiet, original and intact environments to escape from the various types of environmental pollution that threatens them. Therefore, tourism is one of the phenomena that has affected the rural areas and especially the summer villages of Tehran in recent decades. The purpose of this study was to investigate the process of emergence and identification of environmental factors and their relations with development of tourism around metropolis of Tehran. The method of this research was descriptive-analytical. For information gathering, field surveys (questionnaires) were used and 100 households were interviewed. The results showed that the tourism of the studied villages dates back to the decades 1991s and in 2001s, it had a growing trend, and a meaningful relationship between natural and human factors in the formation of this industry has existed. Accordingly, the findings of the research suggested that identifying the effects and environmental factors in the development of tourism structures in rural areas are important.