See How Good Citizens Of Islamabad Keep Margalla Hills Clean *Click the Title above to view complete article on https://nayadaur.tv/. 2018-04-15T14:54:50+05:00 Naya Daur Just a small group of young volunteers was able to increase the number of visitors on Margalla Hills' treks by launching a cleanliness campaign.This is how tourism is boosted. A lesson for the government and visitors both.