Alamut is a region in Iran including western and eastern parts in the western edge of the Alborz (Elburz) massif, between the dry and barren plain of Qazvin in the south and the densely forested slopes of the Mazandaran province in the north. Starting from Qazvin toward Alamut, passing through the first range of hills, curvatures, forms, scars, wrinkles are significant themes in nature\'s composition of this area. Two big citadels of Ismailists, Lambsar and Alamut castles are in this area. Alamut valley is located at west Alborz, the average height of the valley\'s chains is approximately 3600m and it is surrounded by Shah Alborz (Taleghan mountains) sub-range (4125m) from south, The Siyalan(4178m) and the main west Alborz ridgeline from north, Takht-e-Soleiman sub-range (4850m) from east and Qazvin planes and villages from west. Alamut is a tourist city in Qazvin province. Alamut was not so successful in attracting tourists during previous years. There is a question why this situation has happened to the tourist subject in Alamut. First by strategic approaching we used SWOT matrix to recognize strengths, weaknesses, opportunities and threats of the region and then we processed tourism development strategies. Regarding regional programming strategies to develop tourism according to experts’ views and topsis approach priority steps were taken and as a result, five strategies were chosen including higher priority in practical solution .five practical solutions were ranked depending on experts views. These five solutions are categorized by this priority such as, investment supporting, recognizing potential market, service development and improvement, infrastructural development, pedagogical programs development