The Gare u Nord ("north station") is one of the six large terminus stations of the SNCF's main line network in Paris. It offers connections with several urban transportation lines (Paris Métro and RER). By number of travellers (around 180 million per year), it is the busiest station in Europe, and the third-busiest railway station in the world. The railway station serves trains to the north of France, as well as various international destinations such as the United Kingdom, Belgium and The Netherlands