 Harrison Spring is located west of Corydon; it is 60 feet (18 m) in diameter and is over 4,000 feet (1,200 m) deep, making it the largest and deepest spring in Indiana. It rises from a solid rock in a level spot of land, and it outputs enough water to have turned flour mills in the past. Is the largest spring by volume in Indiana producing over 3 million gallons of water daily. The spring derives its name from William Henry Harrison who once owned the land surrounding it.
