The Piedmont waa taxane ah oo sedimentary iyo dhagaxyada ku salaysan dhagaxyada ku salaysan foothills bari ee buuraha kaas oo la sameeyay in Mesozoic era. gobolka, caan ku ah ciidda dhoobada culus, waxaa ka mid ah Southwest Mountains agagaarka Charlottesville. The Blue Ridge Mountains waa gobol physiographic ah ee Buuraha Appalachian la dhibcood ugu sareeya ee gobolka, ugu sareeya isagoo Mount Rogers at 5,729 feet (1,746 m). gobolka Ridge iyo Valley waa galbeed ee buuraha iyo waxaa ka mid ah Valley Great Appalachian. gobolka waxaa ku salaysan carbonate iyo waxaa ka mid ah dhagaxyada Massanut.
4.5 iyo wixii ka sareeya