Patta Fort, or Patta Killa, also known as Vishramgad, is a fort situated between Nasik and Ahmadnagar in Maharashtra. Shivaji Maharaj once visited and rested there. The residents of Patta Killa are known as Pattekar, meaning “residents of Fort Patta”. The height of Patta Fort from sea level is approximately 1,392 Meters (4,566 feet).

Shivaji Maharaj arrived at this fort in November 1679 after winning Jalnapur, the Mughal army trapped him from three sides. It was because of the skill of Bahirji Naik, head of the detective department that Maharaj, that he was able to reach Patta safely. On 11 January 1688, this fort was captured by Moghul army headed by Matabarkhan. He appointed Govindsingh of Bhagur as the chief of the fort. This fort was captured by Peshwas. In 1818 this fort was won by the British.

The forest department with the help of villages has developed the pathways, steps and gazebo on the fort. There are many windmills on the way to Pattewadi constructed by Enercon.