PAKISTAN HERITAGE RANI KOT FORTA picture made available on 14 December 2014 shows a man sitting on the arches of the Rani kot Fort also known as ‘ The Great wall of Sindh ’ in Kirthar mountains Sindh , Pakistan , 13 December 2014 . The fort is thought to be the world ’ s largest fort , however the builder is unknown . Rani Kot situated about 50 km from Sann city , 140 km from Hyderabad and 270 km from port city Karachi , on indus Highway , on the ridge of Kirthar mountain range and its elevation varies to 500 to 1500 feet . Rani Kot is about 32 km in periphery with an 8 . 75 km long man - made fortification wall , strengthened with 40 circular and 7 rectangular bastions and 23 . 25 km by lofty peaks , the fort has a dividing wall about 3 . 5 km in length in an incomplete form . The fortification is 25 feet on average in height and 12 . 5 feet in thickness . The heading of fortification is an average 6 feet in height and 4 feet in thickness . Endowment Fund Trust started preservation work so as to be an attraction site for tourists in future . EPA / NADEEM KHAWER ▶ 연합뉴스 앱 지금 바로 다운 받 기 ~▶ [ 오늘 의 HOT ] 엘비스 프레슬리 전시회 < 저작권자 ( c ) 연합뉴스 , 무단 전재 - 재 배포 금지 >