There are a total of 25 state parks in Indiana. They are (in alphabetical order) Brown County, Chain O' Lakes, Charlestown, Clifty Falls, Falls of the Ohio, Fort Harrison, Harmonie, Indiana Dunes,...
Indiana Dunes National Lakeshore - Porter, IN Lincoln Boyhood National Memorial - Lincoln City, IN George Rogers Clark National Historical Park - Vincennes, IN See http://www.nps.gov/state/in