List of National Natural Landmarks in Arkansas
From List of National Natural Landmarks, these are the National Natural Landmarks in Arkansas. There are 5 in total, 4 are forests, 1 is a spring.
Lake Winona Research
Roaring Branch Research
Arkansas National Natural Landmarks (clickable map)
| Name | Image | Date | Location | County | Ownership | Description | |
|---|---|---|---|---|---|---|---|
| 1 | Big Lake Natural Area | .jpg.webp) |
1974 | 35°54′48.61″N 90°7′3.4″W | Mississippi | Federal | Forest area within Big Lake National Wildlife Refuge. |
| 2 | Lake Winona Research Natural Area | 1976 | 34°42′36.66″N 94°25′27.81″W | Saline | Federal | Pine forest near Lake Winona; part of Ouachita National Forest. | |
| 3 | Mammoth Spring | .JPG.webp) |
1972 | 36.4978°N 91.5359°W | Fulton | State | The largest first magnitude spring in Arkansas, it is connected underground to the Grand Gulf State Park in Missouri. |
| 4 | Roaring Branch Research Natural Area | 1976 | 34°22′22.8″N 93°58′40.8″W | Polk | Federal | Steep ravine with a virgin forest in Ouachita National Forest. | |
| 5 | White River Sugarberry Natural Area | .jpg.webp) |
1974 | 34°21′0″N 91°6′0″W | Desha | Federal | Virgin hardwood bottomland forest in White River National Wildlife Refuge. |
References
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