A total of 17 lakh tricolours will be distributed in Thane district of Maharashtra for hoisting atop houses under the central government's 'Har Ghar Tiranga' campaign, an official has said. The 'Har Ghar Tiranga' campaign is part of the 'Azadi Ka Amrit Mahotsav' - India's 75th Independence Day - to be celebrated on August 15.