A lesser-known river port in the Mekong Delta, Sa Dec was once the capital of Dong Thap province of southern Vietnam. Today, it is best known for its flower gardens and authentic bustling market. The city is also famous as the setting for French writer Marguerite Duras' 1984 novel, The Lover, and its 1991 film adaptation of the same name.

Nestled along the south bank of the Danube, this historical Austrian city bursts with charm. A favorite stop on European river cruises, the city's most famous attraction is Melk Abbey, which dates back to the 11th century. The original Benedictine structure was lost to fires and foreign invasion, then rebuilt during the 18th century in lavish Baroque style, including a library and inner church covered in magnificent frescoes and gilded fixtures.

Salisbury, nestled in the heart of Wiltshire, England, is a city rich with history and charm. Dominated by the stunning Salisbury Cathedral, this medieval masterpiece boasts the tallest spire in the UK, reaching 123 meters (404 feet). The Cathedral houses one of the original copies of the Magna Carta, an essential document in English history. Visitors can explore the intricate Gothic architecture, serene cloisters, and the captivating Chapter House where the Magna Carta is displayed.

Heidelberg, located along the scenic banks of the Neckar River in southwestern Germany, is a city steeped in history, culture, and charm. Known for its prestigious university, which is one of the oldest in Europe, the city draws visitors with its picturesque old town, medieval architecture, and vibrant academic atmosphere.

France’s city of Reims, located in the heart of the Champagne region, is a place where history and celebration meet. Known for its towering cathedral, Reims played a central role in French royal tradition. Nearly every French king was crowned at the Cathedral of Notre-Dame de Reims, a masterpiece of Gothic architecture that still dominates the skyline. The cathedral’s intricate facade and famous stained-glass window continue to draw visitors from around the world.