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McAfee Knob is a geological feature with an elevation of 3,197 feet (974 m) above sea level, located on Catawba Mountain in Catawba, Virginia, roughly 15 miles northwest of Downtown Roanoke. It is named for a Scottish-Irish 18th-century settler. Considered to be among the most iconic points along the Appalachian Trail, the vista offers panoramic views of the Catawba Valley, 1,600 feet (490 m) below.