Hudson Valley
The Appalachian Mountains lie east of the Interior Plains in North America.
Ridge and valley, Great valley, and the Appalachian Plateau make up the physiographic provinces of the Appalachian Mountains
Shenandoah Valley is the valley:-)Shenandoah Valley
The Appalachian mountains
Valley
a valley
The Appalachian Mountains lie west of the thirteen colonies.
The land feature south of the Appalachian Mountains in the American southeast is the Piedmont region. This region is characterized by rolling hills and fertile soil, lying between the Appalachian Mountains and the coastal plain. It is an important agricultural area in states like Georgia, South Carolina, and North Carolina.
Valley
The Appalachian Mountains
The Great Rift Valley!
Proclimation of 1763