Chestnut Ridge is a 75‑mile‑long mountain ridge in southwestern Pennsylvania that stretches through Indiana, Westmoreland, and Fayette counties, famed for both its natural beauty and its eerie, paranormal‑laden reputation. 

Chestnut Ridge is the westernmost ridge of the Allegheny Mountains, rising in southern Indiana County at about 2,000 ft elevation

Chestnut Ridge is one of the most active Bigfoot hotspots in the eastern U.S., with reports spanning 50+ years.