Itinerary 4: Tremesana
- Itinerary: Tour of part of the park.
- Duration: 3 hours
- Length: 2 kilometers
- Difficulty: Low
- Tour: guided route on foot with prior appointment to the center of spectator movements and interpretation of Mancha Blanca (phone: 928-84 08 39). The route is performed Monday, Tuesday, Thursday and Friday in the morning and visitors are transported in vehicles from the Visitor Center of Mancha Blanca til the point where it begins the route that runs through an area of the park in which there are different structures belonging to the recent volcanism, processes of lichens and cultivations.