Narrower Terms (8)

• Big Sandy River Valley (Ky. and W. Va.)
• Clear Fork Valley (Tenn. and Ky.)
• Cumberland River Valley (Ky. and Tenn.)
• Cumberland River, Big South Fork, Valley (Tenn. and Ky.)
• Green River Valley (Ky.)
• Payne Hollow (Trimble County, Ky.)
• Red River Valley (Ky.)
• Yellow Creek Valley (Bell County, Ky.)