Top 2 in Top 10 best cruise routes in the US.
The nearly 500-mile-long Black Peak winds its way through the Great Smoky Mountains and the Shenandoah National Parks were built for visitors who want to see the Appalachian. It's a panoramic excursion for all seasons, with colorful undulating slopes in the fall, vibrant forest canopies in the summer, and ski resorts in the winter. The park road has become a paradise for birdwatchers: with more than 50 species in residence, it boasts more diversity than the entire continent of Europe.