Grassy Cove

USA / Tennessee / Crab Orchard /
 valley, karst, National Natural Landmark
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Grassy Cove, North America's largest sinkhole, makes up part of the 7,283-acre Grassy Cove Karst Area, one of the nation's best illustrations of karst topography and underground drainage. The area is designated a National Natural Landmark.
Nearby cities:
Coordinates:   35°50'23"N   84°55'54"W
This article was last modified 12 days ago