The Karst routehttps://www.debabarrenaturismo.com/en/see/nature/hiking-walks/lastur-otzarretahttps://www.debabarrenaturismo.com/en/see/nature/hiking-walks/lastur-otzarreta/@@download/image/21453629Master.jpg
Description:This circular route goes through the heart of the Geoparkand explores the mountains in the area, formed 110 million years ago in the Lower Cretaceous.Rainwater, over the years, has generated a large number of caves, as well as surface formations that carry water into the rocky massif: sinkholes, poljés and lapiaces.Also, from the heights of Otarre, Aitolagaina and Otzarreta we will enjoy wonderful panoramic views.