Warnemunde (or Warnemünde) is a port city in Germany and a frequent stop on many Northern European cruises. Across the Baltic Sea from Denmark's capital, Copenhagen, this charming seaside city has a number of delightful attractions, including the Warnemünde Lighthouse, a variety of local shops along the marina, and surfing lessons on the beach.

Mostar, a picturesque city in Bosnia and Herzegovina, offers a captivating blend of history, culture, and natural beauty. Renowned for its iconic Stari Most (Old Bridge), this 16th-century Ottoman structure arches gracefully over the Neretva River, symbolizing the city’s historical role as a bridge between East and West.

Valence is a city in southeastern France and the capital of the Drôme department in the Auvergne-Rhône-Alpes region. It stands on the eastern bank of the Rhône River, between Lyon and Avignon, with the foothills of the Alps rising to the east.

Cambridge, located in eastern England along the River Cam, is world-renowned for its prestigious university, historic architecture, and vibrant cultural scene. The city’s cobbled streets, centuries-old colleges, and medieval churches reflect a rich academic and architectural heritage, making it one of the most iconic university towns in the world.

A tributary of the Rhine, the Moselle River flows through France, Luxembourg and Germany. The Moselle also lends its name to a region of France, a valley which it bisects, and a wine produced along its banks.