Ahmedabad also known as Amdavad is the largest city and former capital of Gujarat. It is the administrative headquarters of the Ahmedabad district and the seat of the Gujarat High Court. With a population of more than 6.3 million and an extended population of 7.2 million, it is the sixth largest city and seventh largest metropolitan area of India. Ahmedabad is located on the banks of the Sabarmati River, 30 km (19 mi) from the state capital Gandhinagar. Ahmedabad observes a wide range of festivals. Popular celebrations and observances include Uttarayan, an annual kite-flying day on 14 and 15 January. Nine nights of Navratri are celebrated with people performing Garba, the most popular folk dance of Gujarat, at venues across the city. The festival of lights, Deepavali, is celebrated with the lighting of lamps in every house, decorating the floors with rangoli, and the lighting of firecrackers. The annual Rath Yatra procession on the Ashadh-sud-bij date of the Hindu calendar at the Jagannath Temple and the procession of Tajia during the Muslim holy month of Muharram are important events.