Piedmont Common

the plateau between the coastal plain and the Appalachian Mountains: parts of Virginia and North and South Carolina and Georgia and Alabama

"The Piedmont region stretches across several southern states, acting as a transitional plateau between the flat coastal plains and the rugged Appalachian Mountains."

a gentle slope leading from the base of a mountain to a region of flat land

"The vineyard stretches across the wide piedmont, where the soil is rich and the terrain transitions smoothly from the towering peaks down to the valley floor."

the region of northwestern Italy; includes the Po valley

"The wine harvest in the Piedmont was particularly bountiful this year, as the cool nights from the Alpine foothills preserved the flavors of the grapes grown along the Po Valley."

Any region of foothills of a mountain range.

"The vineyards in the Piedmont are famous for growing grapes on the gentle slopes just below the towering Alps."