Cagliari is Sardinia's capital and largest city. Several civilizations have left their imprint here architecturally and culturally. Must-sees include the Museo Archeologico Nazionale di Cagliari, with its Roman and Byzantine treasures, as well as Castello, a medieval quarter situated on a hill above the city. The city is also known for its food and vibrant nightlife.

Lerwick, the charming capital of the Shetland Islands, is a captivating destination where maritime history and natural beauty converge. Located on the edge of Scotland, this quaint town offers a rich tapestry of experiences for visitors.

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.

Chioggia, often called "Little Venice," is a hidden gem in the Veneto region of Italy, known for its picturesque canals, charming historic center, and vibrant seafood markets. Located just south of Venice on the Venetian Lagoon, this fishing town offers a more peaceful and authentic experience than its famous neighbor, while still boasting beautiful architecture and rich history.

South America, the fourth largest of the earth's seven continents (after Asia, Africa, and North America), occupying about 17,819,100 sq km (about 6,880,000 sq mi), or about 12 percent of the earth's land surface.