Located in the Hoosier National Forest, Hemlock Cliffs is a unique little box canyon that has a very diverse plant ecosystem. Mountain laurel, several varieties of fern, evergreen, hemlock and wild flower are all thriving in this cool damp environment. Also common to the area are frogs, deer, squirrel, mice and a variety of birds. water fallLimestone cliffs rise some 200 feet above the canyon with two waterfalls, "Messmore Cliffs Falls" and "Hemlock Cliffs Falls" at each end. The Hemlock Cliff Loop trail descends into the canyon and covers about 2.0 miles. Camping is permitted 300 ft. from the trail.