Federally Protected Areas of Illinois & Indiana
This is a list of lands under federal protection in the U.S. states of Illinois and Indiana (the two were combined here because Indiana doesn't have enough for its own, separate list). Illinois has 2 national historic sites, 1 national monument, 1 national forest, 11 national wildlife refuges, 1 national grassland (designated a national tallgrass prairie), and parts of 3 national historic trails; Indiana has 1 national historical park, 1 national lakeshore, 1 national memorial, 1 national forest, and 3 national wildlife refuges.
avg. score: 2 of 26 (9%)
required scores: 1, 2, 3, 4, 5