The Multan Fort, a military installation, was a landmark of Indian defence and architecture.According to some estimates the original fort was built between 800 to 1000 Bc. It was built near the city of Multan, in Punjab province, on a hillock separated from the city by the Ravi River. The fort was destroyed by British forces during the British occupation of India.The fort was notable both for its effectiveness as a defence installation and for its architecture.