Pymatuning Reservoir
Pennsylvania, United States
Pymatuning Reservoir is a man-made lake in Crawford County, Pennsylvania, and Ashtabula County, Ohio, in the United States, on land that was once a very large swamp. Much of it is incorporated into two state parks: Pymatuning State Park in Pennsylvania, and Pymatuning State Park in Ohio.
Reservoir data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).