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.

An Eastern city of Turkey, known in ancient times as Amida, spreads across a basalt plateau close to the banks of the Dicle River. The black basalt triple walls which encircle the old town give the city a rather ominous appearance.

Perched on a clifftop overlooking the Mediterranean Sea, Sidi Bou Said is a postcard-perfect village in Tunisia that enchants visitors with its striking white and blue architecture. Known for its iconic Andalusian-style buildings, Sidi Bou Said is a haven for artists, poets, and those seeking tranquility. Strolling through its narrow cobblestone streets, you’ll be greeted by the scent of jasmine and the vibrant colors of bougainvillea cascading from balconies.

Ypres is a city where soaring medieval-style landmarks meet one of Europe’s most powerful landscapes of remembrance. From the nightly Last Post beneath the Menin Gate to the wonderfully eccentric Cat Parade, it has a character that is solemn, surprising, and unmistakably Flemish.

Querétaro, located in the heart of central Mexico, is a city where centuries of history are still visible in daily life. Its historic center, a UNESCO World Heritage Site, features narrow streets, elegant plazas, and baroque churches that reflect its colonial past. One of the city’s most iconic landmarks is the massive aqueduct, built in the 18th century with 74 stone arches stretching nearly a mile across the landscape.