What are the main ports and harbors in Europe?

Some of the main ports and harbors in Europe include the Port of Rotterdam in the Netherlands, which is one of the largest in the world, and the Port of Antwerp in Belgium, known for its extensive cargo handling capabilities. The Port of Hamburg in Germany is another significant hub, while the Port of Marseille in France serves as a key Mediterranean gateway. Other notable ports include the Port of Valencia in Spain and the Port of London in the UK, each contributing to regional trade and maritime activity.