Islamabad-Rawalpindi metropolitan area Islamabad-Rawalpindi metropolitan area The Islamabad-Rawalpindi metropolitan area is Pakistan's third most populous metropolitan area. It consists principally of the twin cities of Islamabad and Rawalpindi, along with smaller towns such as Murree, Wah Cantonment, Taxila, Gujar Khan, Golra Sharif, and several gated suburbs including Bahria Town and DHA Islamabad. Covering the Pothohar Plateau, the area consists of the ancient town of Taxila, which is a World Heritage Site; the colonial cities of Rawalpindi and Murree, and the modern planned city of Islamabad. The region received a major boom with the construction of Islamabad as the capital city of Pakistan in
Capital Development Authority (Islamabad) Capital Development Authority (Islamabad) Capital Development Authority (, abbreviated as CDA), is a public benefit corporation responsible for providing municipal services in Islamabad Capital Territory. The CDA was established on 14 June 1960 by executive order entitled "Pakistan Capital Regulation". As of 2016, most of CDA's municipal services and departments have been transferred to the newly created Islamabad Metropolitan Corporation, although CDA is still in charge of estate management, project execution and sector developments. Yahya Khan was designated its first Chairman, when he was a Lieutenant General. The Capital Development Authority developed the CDA Model School in Islamabad in 1970.