Lisbon, the enchanting capital of Portugal, entices sightseers with its vibrant color, stunning Gothic architecture, and temperate weather. Easily traversed by foot or tram, the city’s distinct quarters and vivid cultural landmarks make Lisbon an excellent spot for exploration.

Nestled on the banks of the Danube River, Vidin, Bulgaria, is a city where history and scenic beauty converge. This ancient city, known for its well-preserved medieval fortress, the Baba Vida Castle, offers a unique glimpse into Bulgaria's past. The fortress, dating back to the 10th century, stands as one of the best-preserved medieval fortifications in the country.

A favorite for many cruise-goers and tourists, Ketchikan, Alaska, is a charming city located near the state’s southeastern edge.

Rarotonga, the vibrant heart of the Cook Islands, offers visitors a chance to experience island life with striking scenery and rich tradition. This volcanic island is only 32 kilometers around, making it easy to explore by scooter or bicycle in a single day. From the lush mountains of the interior to the lagoon that wraps around the coast, Rarotonga feels intimate but never short on discovery.

Antigua and Barbuda, a twin-island nation in the Caribbean, is celebrated for its 365 beaches, one for every day of the year. Together, they offer a balance of culture, heritage, and natural splendor.