Cross-border circular route divided into two stages climbing to the Costabona peak(2464 m.), Between the refuge Els Estudis (Espinavell) and refuge Les Conques. The return of the Costabona offers a route of great beauty, for its variety of landscapes of the middle and high mountains, between the Natural Park Ter-Freser and the Natural Reserve of Prats de Molló La Presta.A recommended tour to do as a family.Booking: Refuge Els Estudis Refuge Les Conques