The Lahore Fort, locally referred to as Shahi Qila is citadel of the city of Lahore, Punjab, Pakistan. It is located in the northwestern corner of the Walled City of Lahore. The trapezoidal composition is spread over 20 hectares. Origins of the fort go as far back as antiquity, however, the existing base structure was built during the reign of Mughal Emperor Akbar between 1556–1605 and was regularly upgraded by subsequent Mughal, Sikh and British rulers.It has two gates one is known as Alamgiri Gate build by Emperor Aurangzeb which opens towards Badshahi Mosque and other older one known as Maseeti (Punjabi language word means of Masjid) or Masjidi Gate which open towards Masti Gate Area of Walled City and was built by Emperor Akbar. Currently Alamgiri Gate is used as the principal entrance while Masti Gate is permanently closed .The fort manifests the rich traditions of Mughal architecture. Some of the famous sites inside the fort include: Sheesh Mahal, Alamgiri Gate, Naulakha pavilion, and Moti Masjid. In 1981, the fort was inscribed as a UNESCO World Heritage Site along with the Shalimar Gardens (Lahore).