Backcountry.
Backcountry
Appalachia Mountains.
Colonial Pennsylvania had the Appalachian mountains run through pretty much the middle of the colony.
The Appalachian mountains only run through the Blue Ridge Mountain region in Georgia. When you look at a map, only a tip of the mountains are in Georgia.
Appalachian Mountains
The entire Mississippi River watershed, except the Red River of the North whose waters ultimately reach Hudson Bay, and the Great Lakes which ultimately drain out through the St. Lawrence River and seaway to the Atlantic Ocean. (The Louisiana Purchase territories.)
Backcountry is a colonial region that ran along the Appalachian Mountains through the far western part of the New England, Middle, and Southern colonies.
Appalachia.
I figure a certain settor, colonial person such as Daniel Boone but probary an Indian (maybe a Powthan)
There are no mountains
The pass through the Appalachian Mountains is called the Cumberland Gap.
The Spanish colonial frontier until the arrival of the United States, the Borderlands stretched from Latin America through California and the coastal regions up to Alaska, but disappeared with the independence of Mexico.
The Rocky Mountains.