Silkeborg BikePark is Silkeborg's MTB "playground". The park's different tracks are each marked with a color that tells you the complexity of the track.
"Blå flow" and "Hoppesporet" are for beginners and the red and black tracks are for advanced and expert riders. The park is often maintained and of international format.
Remember to always watch out for yourself and others when using the track, and be conscious about picking a track the fits your level.