San Juan, Puerto Rico’s capital, is a city where cobblestone streets lead to centuries-old forts and pastel-colored buildings overlook the Atlantic. The district of Old San Juan is a UNESCO World Heritage Site, known for its Spanish colonial architecture and thick stone walls that once defended the city from pirates and naval attacks. The city hosts regular events such as La Campechada, which celebrates Puerto Rican art and literature with live performances and open-air exhibits.

The Great Wall of China stretches across mountains, deserts, and grasslands, forming one of the most striking man-made landmarks in the world. Rather than a single continuous wall, it is a network of sections built with stone, brick, and packed earth, each shaped by the landscape it crosses. In areas near Beijing, such as Mutianyu, the wall winds along forested ridges, offering sweeping views that change with the seasons.

Gdańsk, a vibrant port city on Poland's Baltic coast, is a hidden gem that seamlessly blends rich history with modern charm. As the largest city in northern Poland, Gdańsk has a unique identity shaped by centuries of trade, political turmoil, and cultural exchange. The city's Old Town is a feast for the eyes, with its beautifully reconstructed buildings that harken back to its Hanseatic glory days.

Nestled on the southern tip of California's Baja Peninsula, there's a feeling of peace on Cabo San Lucas, Mexico. Find your own private sand dune and bask in the sun. Walk along the famous Playa del Amor or explore Cabo's unique rock formations that are found in almost every cove. For a special treat, stop and watch artists create black coral jewelry.

Antananarivo, Madagascar’s vibrant capital, offers a unique blend of cultural richness and historical depth. Perched on a series of hills, the city’s layout is characterized by its steep streets and traditional architecture. The Royal Palace, or Rova of Antananarivo, is a central landmark, offering a glimpse into Madagascar's royal past. Although much of the palace was destroyed by fire in 1995, the site remains a significant cultural and historical monument.