Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

Bolzano, nestled in the Italian Alps, offers a unique blend of Italian charm and Austrian influence. This picturesque city is a gateway to the Dolomites, a UNESCO World Heritage site known for its dramatic mountain peaks and scenic beauty. Visitors can explore the stunning medieval architecture of the Bolzano Cathedral, with its intricate Gothic details and colorful tiled roof.

Medieval city with walls, defense towers and several churches. Every August, a medieval week is held, with jousting, food and authentic wardrobes.

Lithuania offers visitors a chance to explore a country where medieval traditions and modern culture meet. Vilnius, the capital, is known for its well-preserved Old Town, a UNESCO World Heritage site filled with winding streets, baroque churches, and cozy squares. Visitors can climb the hill to Gediminas’ Tower for a sweeping view of the city, or visit the Gates of Dawn, an important religious and historical monument that has welcomed travelers for centuries.

Replete with windmills and old-world charm, the village of Kinderdijk lies east of Rotterdam on the Lek River and is a popular stop for European river cruises. Home to the largest concentration of old windmills in the Netherlands, Kinderdijk was designated a UNESCO World Heritage Site in 1997.