What region runs between the eastern US and the Appalachian Mountains?

The region that runs between the eastern US and the Appalachian Mountains is known as the Appalachian Plateau. This area features a diverse landscape of rolling hills, valleys, and plateaus, characterized by its rich Natural Resources, including coal and timber. The region is part of the larger Appalachian Mountain range and extends from New York to Alabama, offering a mix of rural communities and natural beauty.