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.

If you find yourself in Rotterdam, there's a strong chance you've arrived by water. This popular port city (the second largest in the Netherlands) has gone through an architectural renaissance since World War II, with daring, innovative structures dotting the city (cube houses!) and defining its skyline. Café culture is on the rise here, so grab yourself a table and a cup.

Nestled in the heart of Italy, Umbria is often called the "Green Heart of Italy" due to its lush landscapes and rolling hills. This region offers visitors a tranquil escape from the bustling cities, with medieval hilltop towns, rich history, and exceptional cuisine. Perugia, Umbria's capital, is a cultural hub known for its well-preserved Etruscan history, including the Etruscan Well and Arco Etrusco, a gateway dating back to the third century BC.

Angkor Thom was the last great capital of the Khmer Empire, established in the late 12th century under King Jayavarman VII in what is now northwestern Cambodia. Enclosed by massive stone walls and a wide moat, the city was designed as both a political center and a sacred landscape, symbolizing the cosmic order of the Khmer worldview.

About halfway down the Oregon coast, the picturesque Yaquina Head Lighthouse welcomes you to Newport, a town known for its Dungeness crab and glorious harbor under the graceful Yaquina Bay Bridge. The historic Bayfront offers a mixture of shops, galleries, canneries and restaurants that serve fresh clam chowder, shrimp, oysters, crab and salmon.