Coats of arms of the City District Government Karachi
Karachi (Urdu: کاراچی) is the largest city in Pakistan and the capital of the province of Sindh. Until 1958, it was also the capital of Pakistan. It is also called the City of Lights. It is also one of the world's biggest megacities. In 2017, there are about 17.63 million people who live in Karachi. It is the largest city in the Muslim world.