List of National Natural Landmarks in Tennessee

From List of National Natural Landmarks, these are the National Natural Landmarks in Tennessee. There are 13 in total.

Name Image Date Location County Ownership Description
1 Arnold Engineering Development Center Natural Areas 1974 Coffee federal (Arnold Air Force Base) Contains an extremely rare virgin swamp forest and a pristine example of an open marsh.
2 Big Bone Cave 1973 Van Buren state Cave where giant ground sloth bones were discovered.
3 Cumberland Caverns 1973 Warren private Two interconnecting caves at least 27 miles (43 km) in extent.
4 Cedar Glades 1973 Wilson state (Cedars of Lebanon State Park) The largest and best remaining example of the cedar glade community.
5 Conley Hole 1973 Grundy private One of the most spectacular and outstanding examples of a pit cave in the United States.
6 Dick Cove 1973 Franklin private A near virgin forest
7 Grassy Cove Karst Area 1973 Cumberland private One of the nation's best illustrations of karst development and underground drainage
8 The Lost Sea 1974 Monroe private Cavern system that includes the largest known underground lake in the country.
9 May Prairie 1974 Coffee state Largest and best relict prairie remaining in Tennessee.
10 McAnulty's Woods 1973 Hardeman private Only known example in western Tennessee of the upland forests of the Mississippi Embayment
11 Piney Falls 1974 Rhea state (Piney Falls State Natural Area) Contains a rare virgin mixed mesophytic forest stand.
12 Reelfoot Lake 1966 Lake, Obion federal (Reelfoot National Wildlife Refuge) Mosaic of habitats formed as a result of the New Madrid earthquake,
13 Savage Gulf 1971 Grundy state (Savage Gulf State Natural Area) A virgin forest.
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