Hessian Camp
Reading · built 1776
Hessian Camp also known as Mt. Penn Hessian Camp was a large prisoner of war camp located in the city of Reading, on Mt Penn during the American Revolutionary War. The camp was active from 1776 to 1783 and held up to 1100 prisoners at its most active point in 1781.
Prison data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).