Islamic and French influences blend together in charming Casablanca, Morocco’s iconic coastal city. Frequently used as a port for Spanish and Mediterranean cruises, Casablanca lies halfway between Marrakesh and Fes and is the perfect entryway for exploring the rest of Morocco.

Listed on the National Register of Historic Places, Lahaina, Maui is the former capital of the Hawaiian Kingdom and was once the site of a whaling village. This popular tourist destination is now a cultural center perfect for fine dining, visiting Hawaiian art galleries, whale watching, and immersing yourself in this region's rich history.

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.

Fátima, a small town in central Portugal, has become one of the most significant pilgrimage sites in the world, drawing millions of visitors annually. The Sanctuary of Fátima, a sprawling complex of religious buildings and monuments, stands at the heart of the town. Pilgrims from all over the globe come to light candles, attend mass, and walk the sacred paths in reverence.

Tunis' white-washed, blue-shuttered buildings hide a treasure trove of Arabic and Ottoman art. Inspect illuminated manuscripts from the Koran, follow the twists and turns of the fascinating old Medina (inner city), marvel at the ornate Palace of Dar Ben Abduallah and the magnificent Djamaa-Ez-Zitouna Mosque, whose 184 columns were "recycled" from the rocky ruins of Carthage.