Caribbean Princess: 21-Night Northern Europe from London (Southampton)

London (Southampton) cruise port is the busiest cruise departure point in the United Kingdom and one of the largest in Northern Europe. The port sits in Southampton, a city on England's southern coast about 80 miles southwest of London.

Zeebrugge is a North Sea port about 15 km from Bruges, one of Europe's best-preserved medieval cities. Ships dock at Zeebrugge, but the destination is Bruges: a city of 120,000 people whose medieval center survived the centuries virtually intact because the city's commercial importance faded after the Zwin river silted up in the 15th century, and nobody had a reason to tear anything down.

Amsterdam cruise port has one of the best locations of any cruise terminal in Europe. The Passenger Terminal Amsterdam (PTA) sits right in the city center, about a 15-minute walk from Central Station and the edge of the canal ring.

Oslo is Norway's capital, home to about 700,000 people in a city wrapped around the head of the Oslofjord with forested hills rising on every side. The city has undergone a dramatic transformation over the past two decades, with the harbor district rebuilt from industrial docks into a waterfront of museums, restaurants, and public spaces anchored by the angular white marble Opera House.

Copenhagen cruise port is the main cruise gateway to Scandinavia and one of the most important embarkation ports for Baltic and Norwegian fjord itineraries. The city has three cruise terminals.

Warnemunde is a seaside resort town at the mouth of the Warnow River on Germany's Baltic coast, serving as the cruise port for the Hanseatic city of Rostock and, more importantly for most passengers, as the gateway to Berlin, about 230 km (2.5 hours) to the south.

Tallinn's remarkably well-preserved medieval Old Town is a UNESCO World Heritage Site, with cobblestone streets, Gothic spires, and the Toompea Castle all walkable from the cruise port. The city offers excellent craft markets, medieval restaurants, and Baltic charm.

Finland's design-forward capital welcomes cruise ships to a port near the Market Square and the iconic Helsinki Cathedral. The city is known for its Art Nouveau architecture, contemporary design district, and the historic Suomenlinna sea fortress accessible by ferry.

Tallinn's remarkably well-preserved medieval Old Town is a UNESCO World Heritage Site, with cobblestone streets, Gothic spires, and the Toompea Castle all walkable from the cruise port. The city offers excellent craft markets, medieval restaurants, and Baltic charm.

Stockholm is Sweden's capital and the largest city in Scandinavia, built across 14 islands where Lake Malaren meets the Baltic Sea. The approach by cruise ship through the Stockholm Archipelago, a chain of roughly 30,000 islands stretching 80 kilometers east of the city, is consistently rated one of the most scenic port arrivals in Europe.