Amsterdam, the 17th century capital of Holland, is often called the "Venice of the North" due to its numerous, boat-navigable canals. Truly rich in history, the oldest part of this populous, multicultural city is Sloten, which dates all the way back to the 9th century.

Nestled in the foothills of the Black Forest, Baden-Baden is Germany's ultimate spa destination, famous for its luxurious thermal baths and charming Belle Époque architecture. This elegant town, whose name literally translates to "Baths of Baden," has attracted visitors seeking relaxation and rejuvenation for centuries.

Virginia is a state where past and present share the same ground. In places like Colonial Williamsburg, costumed interpreters walk the same streets once frequented by American revolutionaries, while nearby Jamestown and Yorktown complete what's known as the Historic Triangle. Outside its historic corridors, Virginia surprises visitors with its changing landscapes, from the rolling horse farms of Middleburg to the rugged terrain of the Blue Ridge Mountains.

Luxembourg City, the capital of the Grand Duchy of Luxembourg, is a stunning blend of medieval charm and modern sophistication. Perched atop dramatic cliffs and surrounded by deep gorges, this city offers a unique and breathtaking landscape. The UNESCO-listed Old Town is an essential starting point for visitors, with its ancient fortifications, narrow cobblestone streets, and grand squares.

Carlsbad, California, a coastal gem located between San Diego and Los Angeles, offers visitors a unique mix of stunning beaches, family-friendly attractions, and natural beauty. The city is best known for its beautiful Carlsbad State Beach, where surfers, sunbathers, and swimmers flock year-round to enjoy Southern California’s idyllic weather and shimmering Pacific waters.