A major port city on the River Scheldt, Antwerp, Belgium, is a cultural, historical, and commercial hub and the country's most populous city. Known as the "diamond capital of the world," Antwerp is renowned for its cut diamonds.

Skagen, Denmark, is a picturesque coastal town where the North Sea meets the Baltic Sea, offering visitors a unique natural experience unlike any other. Known for its stunning light, which has attracted artists for centuries, Skagen is a place where art, nature, and history converge in perfect harmony.

Ancona, perched on the Adriatic coast of Italy, is a vibrant port city with a rich historical tapestry and stunning seaside vistas. As the capital of the Marche region, Ancona boasts a captivating blend of ancient and modern charm. The city’s historical heart is evident in landmarks like the Roman Arch of Trajan, which stands as a testament to Ancona’s significance during Roman times.

Progreso, a coastal city in the state of Yucatán, offers travelers a relaxed atmosphere with strong ties to the sea. Founded in 1871 as a port to support trade in the region, Progreso now welcomes both cargo ships and cruise liners to its shores. Its most defining feature is the Progreso Pier, one of the longest in the world, stretching over 6 kilometers into the Gulf of Mexico.

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.