Rothenburg ob der Tauber rises above the Tauber River in Bavaria, where its medieval town center has stood largely unchanged for centuries, making it one of Germany’s most vivid windows into the past. This old walled city stretches along cobblestone streets where half-timbered houses, ancient towers, and narrow alleys invite visitors to wander and imagine life in the Middle Ages.

The Yangtze River, a magnificent artery of China, stretches over 6,300 kilometers (3,917 miles) from the Tibetan Plateau to the East China Sea. As the longest river in Asia and the third longest in the world, it weaves through breathtaking landscapes and vibrant cities, making it a prime destination for travelers seeking both adventure and cultural immersion.

Erfoud, a desert town in eastern Morocco, is often seen as the last stop before the endless dunes of the Sahara begin. But this oasis holds more than just a convenient location. Known as the "Gateway to the Desert," Erfoud is steeped in history that predates the modern borders of Morocco. It was once a French colonial outpost, and today, its dusty streets and adobe buildings offer a glimpse into a slower, older way of life that still shapes the region’s identity.

Indianapolis, known as the Crossroads of America, is more than just a hub for interstates and conventions, it’s a city where speed, sports, and creativity intersect. At the center of it all is Monument Circle, a grand civic plaza anchored by the Soldiers and Sailors Monument, which visitors can climb for panoramic views of the skyline. Just a few blocks away is the Indianapolis Motor Speedway, the largest sporting venue in the world by capacity.

Riyadh blends stories from centuries with modern splendor. At its core stands Al Masmak Fortress, built of clay and mud-brick in the 19th century. It was the site that set the stage for the unification of Saudi Arabia. Today, it’s a museum that preserves weapons, historical displays, and accounts of that pivotal moment. Adjacent to the fortress, the Souq Al-Zal offers spices, traditional jewelry, and handmade crafts, connecting visitors to the city’s past through its alleyways.