List of National Natural Landmarks in Tennessee

Name	Image	Date	Location	County	Ownership	Description
Arnold Engineering Development Center Natural Areas				Coffee	federal	Contains an extremely rare virgin swamp forest and a pristine example of an open marsh.
Big Bone Cave				Van Buren	state	Cave where giant ground sloth bones were discovered.
Cedar Glades				Wilson	state	The largest and best remaining example of the cedar glade community.
Conley Hole				Grundy	private	One of the most spectacular and outstanding examples of a pit cave in the United States.
Cumberland Caverns				Warren	private	Two interconnecting caves at least in extent.
Dick Cove				Franklin	private	A near virgin forest
Grassy Cove Karst Area				Cumberland	private	One of the nation's best illustrations of karst development and underground drainage
The Lost Sea				Monroe	private	Cavern system that includes the largest known underground lake in the country.
May Prairie				Coffee	state	Largest and best relict prairie remaining in Tennessee.
McAnulty's Woods				Hardeman	private	Only known example in western Tennessee of the upland forests of the Mississippi Embayment
Piney Falls				Rhea	state	Contains a rare virgin mixed mesophytic forest stand.
Reelfoot Lake				Lake, Obion	federal	Mosaic of habitats formed as a result of the New Madrid earthquake,
Savage Gulf				Grundy	state	A virgin forest.