Kent Falls State Park was created in 1919.
Valley Falls State Park was created in 1964.
Amnicon Falls State Park was created in 1961.
Falls of the Ohio State Park was created in 1990.
Clifty Falls State Park was created in 1920.
McKinney Falls State Park was created in 1976.
Niagara Falls State Park was created in 1885.
Silver Falls State Park was created in 1936.
Blackwater Falls State Park was created in 1937.
Copper Falls State Park was created in 1929.
Cunningham Falls State Park was created in 1954.
Pedernales Falls State Park was created in 1971.
Rifle Falls State Park was created in 1966.