Dehradun,a city , the headquarters of the district ,receives a large number of tourists every year, many of them going to mussoorie.the climate of the city is temperate.Even during summer it is not so hot in dehradun.The Forest research institute which is world famous for its research work in forestry and the only institute of its kind in Asia,is located here.besides,the headquarters of important establishments like the oil and natueal commission ; survey of inden etc the military academy are also located here . the city is dammed by Guru ram raj and the city is a religious place built during the reign of Aurangzed in the dhamanwala locality.other sightseeing places are dhku ki gufa situated about 8km from Dabre Doon .The cave is a natural picnic spot surrounded by hills where the water suddeniy disappears from sight and goes underground to reappear after a few yards in the form of a stream.The city has many beautiful rest houses and good hotels to provide accommodation to the tourist.for many years, it has been ane of the best known educational centers of northern
