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Appalachian Mountains | Definition, Map, Location, Trail, & Facts
Appalachian Mountains - Wikipedia
Appalachian Mountains - WorldAtlas
Appalachia Map - United States - Mapcarta
United States - Appalachians, Geology, Ecology | Britannica
Home To The Iconic Appalachian Trail - Mountain IQ
Appalachian Mountains - Geology, Plateau, Valleys | Britannica
Geology and Wildlife of the Appalachian Mountains - ThoughtCo
Appalachian Mountains - Students | Britannica Kids | Homework …
Appalachian National Scenic Trail (U.S. National Park Service)