Potosí rises on the Altiplano of southern Bolivia and for centuries it was one of the richest cities in the world because of what lies just beyond its streets. At the foot of Cerro Rico (“Rich Mountain”), silver was discovered in the mid-1500s, and within a few decades the city became a center of mining and wealth that shaped global trade and economies.

Kunming, the capital of China’s Yunnan Province, is often called the “City of Eternal Spring” for its mild climate and blooming flowers year-round. Perched on a plateau more than 6,000 feet above sea level, Kunming has long served as a crossroads of cultures and trade routes connecting China to Southeast Asia.

The dazzling capital of the Czech Republic, the explorable Prague has fittingly been nicknamed "the City of a Hundred Spires." Halved by the Vltava River and notable for architecture Baroque, Renaissance, and Gothic, visitors will find much to take in here.

This vibrant and picturesque city sits near the German border and is the 2nd most popular tourist city in France. Its historic city center is classified a World Heritage Site by UNESCO, and the Stasbourg Cathedral is one of the finest examples of Rayonnant Gothic architecture.

Samana sits on a peninsula along the northeastern coast of the Dominican Republic, shaped by seafaring history and a strong Afro-Caribbean cultural presence.