What is The National River of France?
It is 780 kilometers long so it is the second longest after The Loire. It is a very important shipping route and it flows through the Paris too.
Its water is used in industry for Nuclear power and district heat factories. The longest river in France is 1020 kilometers long Loire.
It is famous for many castles that lay in the valley of Loire. This river is also the popular tourist attraction because of great views by it (castles and vineyards).