sentences:  A prominent landmark is Mount Jefferson, which is a State Natural Area and rises to , and towers more than above the towns of Jefferson and West Jefferson.The county's main river is the New River, one of the oldest rivers in the world, and one of the few major rivers in the southeastern United States to flow primarily north instead of south, east, or west.There are 34 recorded creeks and streams that flow into the New River in Ashe County.