Panaji is the capital of the Indian state of Goa and the headquarters of North Goa district. Previously, it was the territorial capital of the former Portuguese India. It lies on the banks of the Mandovi river estuary in the Tiswadi sub-district. With a population of 114,759 in the metropolitan area, Panaji is Goa's largest urban agglomeration, ahead of Margao and Mormugao. Panaji has terraced hills, concrete buildings with balconies and red-tiled roofs, churches, and a riverside promenade.