List of National Natural Landmarks in American Samoa
This is a list of National Natural Landmarks in American Samoa. All locations are on communally owned lands.
| Name | Designated | District | Coordinates | Description | Image | - |
| Cape Taputapu | 1972 | Western | A natural exhibit of shoreline, offshore volcanic rocks, and blowholes sculpted by heavy sea-wave action | - | ||
| Fogamaʻa Crater | 1972 | Western | One of very few illustrations of the most recent episode of volcanism in American Samoa | |||
| Matafao Peak | 1972 | Eastern | One of five great masses of volcanic rocks that extruded as molten magma during the major episodes of volcanism that created Tutuila Island | - | ||
| Leʻala Shoreline | 1972 | Western | A young flow of basalt, inter-bedded with layers of tuff, that illustrates erosion by wave action | - | ||
| Rainmaker Mountain (Mount Pioa) | 1972 | Eastern | An outstanding example of the gigantic plugs that created Tutuila Island | - | ||
| Vai'ava Strait | 1972 | Eastern | A classic illustration of steep cliffs and erosion-resistant outliers formed by wave action on a volcanic mass | - | ||
| Aunu'u Island | 1972 | Eastern | The site of recent episodes of volcanism backed by a geologically recent tuff cone | - |