If one wants adventure in life, then Dehradun is the best place. The parks & adventurous places of this city are worth praising. The zoos are very adventurous. Not only this, the place is famous for its temples & traditions. To Tehran, you can check flight booking from Dehradun (DED) with offers. You can check the various flights at Jolly Grant Airport, Dehradun as well.
The religious sights of Tehran are worth watching, which give a complete view of their religious sentiments. The nature & parks also have become the central point of attraction in this place. You can plan your visit & reach by finding cheapest Flights to Tehran (IKA) online. You will be directly landed to its international airport names as Tehran Imam Khomeini International Airport.