Lahore is a city.
Lahore . It is the second most populous city in Pakistan and the 32nd most populous city in the world . Lahore is ranked as a beta - world city , and is one of Pakistan 's wealthiest cities with an estimated GDP of $ 58.14 billion ( PPP ) as of 2014 . Lahore is also home to the UNESCO World Heritage Sites of Lahore Fort and Shalimar Gardens . The Lahore Fort ( Urdu / [ : Shahi Qila , or Royal Fort ) , is a citadel in the city of Lahore , Pakistan .