Nizwa Fort Oman

The Nizwa Fort is a large castle in Nizwa, Oman. The construction of Nizwa Fort took place in the time of Imam Sultan bin Saif Al Ya’rubi at the beginning of the 11th century AH / middle of the 17th century AD. The fort structure, which took approximately 12 years to complete, consists of an enormous, earth-filled, stone tower overlaid with traditional cement (saruj). The tower has a diameter of 45 meters, and rises to a height of 34 meters on massive foundations that extend a further 30 meters below ground.