Set amid pristine mountain ranges, Dehradun is one of the oldest cities of India and also the capital of the North Indian state Uttrakhand. Situated in the Doon Valley in the foothills of the great Himalayas, the city is almost 20 km from Rishikesh, 30 km from Haridwar and 230 km from Delhi. Spreads over an area of 3088 Sq. kilometers, Dehradun is one of the all-time popular tourist destinations in India. Dehradun enjoys the privilege of serving as the headquarters of many institutes and organizations of national importance and repute like ONGC, Forest Research Institute (FRI), Indian Institute of Petroleum (IIP), Survey of India, etc.