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The World Port Days, also known as the World Harbour Days, (Dutch: Wereldhavendagen) is a large, festive maritime event held annually in Rotterdam. It is one of the most highly attended events in the Netherlands.
Activities at the festival include:
- Ship tours and excursions;
- Nautical demonstrations;
- The 33rd World Port Days took place on September 3, 4 and 5, 2010
- The World Port Days 2011 took place on September 2, 3 and 4