The "Vierdaagsefeesten" is the largest freely accessible event in the Netherlands and the fourth largest event in Europe. This event is held simultaneously with the International Four Days Marches, the world’s biggest multi-day walking event. Every year this event presents a versatile program with more than 1000 acts on more than 45 stages, all of them completely free that attracts people to make over 1.5 million visits to the inner city of Nijmegen, in Netherlands.