Tenn. Code Ann. § 11-3-101

For the purposes of the department of environment and conservation, “park” means and includes any and all areas of land heretofore or hereafter acquired by the state, which by reason of having natural and historic features, scenic beauty or location, possess natural or potential physical, aesthetic, scientific, creative, social or other recreational values, and are dedicated to and forever reserved and administered by the state for the recreational and cultural use and enjoyment of the people.