The national parks include many unique natural sights, such as rapids, rift valleys and eskers. Localities with outstanding picturesque scenery or panoramic views have also been selected for preservation. In yet other places the aim has been to preserve landscapes affected by human habitation and bygone ways of life. An important role of national parks is to provide opportunities for recreation, hiking and similar outdoor pursuits. Provided certain basic rules are adhered to, anyone may wander freely inside a national park.
Many parks now feature nature trails, as well as information boards pointing out facets of interest.
Many parks also have cooking places and tent sites. Some parks even boast a large camping site, complete with rentable cabins or unlocked huts.