Pennsylvania has an impressive history and boasts walkable cities with a modern touch, lush forests, and charming small towns. Attractions in the state include Hersheypark, the Philadelphia Museum of Art, the Liberty Bell, and the horticulturally rich Longwood Gardens.

The commercial and cultural center for the Ruhr region on the Rhine River, Duseldorff is also the site of the Felderhof Cave where Neanderthal man was found in 1856.

Castries, St. Lucia's capital and a busy port city, is an idyllic Caribbean wonderland. Tourists will find craft and fruit markets, photo-ready murals and a general cozy charm here. One must-do activity is getting to the top Morne Fortune (Hill of Good Luck) to drink in the lovely panoramic views. Be sure to visit the museum at Derek Walcott Square, and soak up the sun on Vigie Beach!

Situated on Phewa Lake, Pokhara is the entryway to a popular Himalayan trail called the Annapurna Circuit. A city for adventurers, Pokhara's highlights include Devi's Falls, the International Mountain Museum, Mahendra Cave, and the World Peace Pagoda.

Originating as a tiny fishing village in 1038, modern Kehl has become an important link between Germany and France. Rhine River cruises most often use Kehl as their gateway to the much larger and better-known Strasbourg. The savvy traveler, though, might choose to skip the jaunt across the river and enjoy many similar sights, shopping and cuisine as those offered in the teeming French city.