TWA travel posters; a 1932 signed photograph of Mount Rushmore; and a Rock-Ola juke box.

ANTIQUES ROADSHOW hits the open road to visit the Sturgis Motorcycle Museum & Hall of Fame — located in the town famous for its annual motorcycle rally. Highlights include TWA travel posters; a 1932 signed photograph of the national treasure, Mount Rushmore; and a Rock-Ola juke box valued at $2,000-$3,000.