Golden Fort, also known as Sonar Quila or Jaisalmer Fort, is a historic fort located in the city of Jaisalmer, Rajasthan, India. Built in 1156 AD by the Rajput ruler Rawal Jaisal, it is one of the largest forts in the world and is renowned for its stunning yellow sandstone architecture, which appears golden, especially at sunset. The fort is a UNESCO World Heritage Site and houses several palaces, temples, and shops within its walls. It is unique as a living fort, with a significant population residing inside, making it a vibrant part of the local culture and history.