Les Rendez-vous de l'Erdre is a free jazz festival that takes place every summer in Nantes. The festival offers a unique experience for music lovers, with free concerts and boat rides along the beautiful Erdre river. The festival takes place over several days, with events happening at various locations along the river. Some notable features of the festival include the wide range of jazz styles on offer, from traditional to modern, and the beautiful scenery along the river. If you're a budget-conscious traveller looking for a unique musical experience, Les Rendez-vous de l'Erdre is the perfect choice for you.