Dollywood Express Passenger Car Released: 06/25/04 Except for the Great Smoky Mountains National Park, Dollywood is the most visited attraction in the state of Tennessee. Nestled in the foothills of the Smoky Mountains, Dollywood is 125 acres of fun, family adventure including the Dollywood Express steam train. Edition Size: 250 UPC Code: 400152144223 Category: Core Retail Price $5.00