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.

This 2,000-year-old city, where the Teutonic Order founded one of its first commanderies in the 13th century, lies on the convergence of the Moselle and Rhine Rivers.

This Sicily harbor city is divided from Italy proper by the Strait of Messina. Visitors marvel at the Gothic, bell-towered Norman Messina Cathedral.

Most commonly reached via travel from Cusco, Ollantaytambo is an Incan archaeological site in the Sacred Valley of southern Peru. The town dates from the late 15th century and is home to some of the oldest continuously-occupied dwellings in South America.

Kisoro is a small town in southwestern Uganda, set in the highlands near the borders of Rwanda and the Democratic Republic of the Congo. It serves as an important gateway to the Virunga Mountains and has long been shaped by its position at the crossroads of cultures, trade routes, and protected landscapes.