<prompt> Yini umbuzo othi: I-Appalachian National Scenic Trail, ngokuvamile eyaziwa ngokuthi i-Appalachian Trail noma i-AT, iyindlela yokunyakaza ephawuliwe empumalanga ye-United States ephakathi kweSpringer Mountain eGeorgia naseNtabeni iKatahdin eMaine.? Isihloko sithi i-Appalachian Trail.  <response>: yiziphi izintaba ezise-Appalachian Trail? 