Green Knob Trail is a hiking trail in Watauga County, North Carolina. It is within Blue Ridge Parkway. It is 2.1 miles long and begins at 3,610 feet altitude. Traveling the entire trail is 2.9 miles with a total elevation gain of 989 feet. Near the trailhead there is parking. Green Knob (elevation 3,924 feet) can be seen along the trail. There are also meadows along the trail.
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