Body
Trail under viaduct from Visitor's Center is paved and handicapped accessible to the area directly under the viaduct.

Maps:
North of Boone
Boone to Asheville
Asheville to the Smoky Mountains
Map scans are from National Park Service map, free at Visitor's Centers.
Joe W Getsinger's Blue Ridge Parkway Links
Blue Ridge Parkway - NC Natural
Flynn's BRP/Skyline Drive ride
Recommended travel guides include a 2-part guide by William Lord, "Blue Ridge Parkway Guide". Part 1 coves the northern part, stopping near Boone, NC. Part 2 covers Boone south to the Smokey's. (About $6.00 each.)