The International Tagus on Foot
Roads That Tell Stories
Roads That Tell Stories
There are places you discover by looking out the window. Others can only be truly appreciated when you explore them on foot.
In Tajo Internacional, the trails wind through pastures, Mediterranean forests, riverbanks, and villages that still bear the mark of those who have traveled them for centuries. Ancient trade routes, rural roads, and marked trails let you explore the region at a different pace—stopping at a lookout point, getting up close to a monument, or listening to the sounds of nature.
You can choose a short route for a leisurely stroll, a botanical trail to explore the Mediterranean vegetation, or a more challenging hike that combines scenery, heritage, and breathtaking panoramic views of the Tagus.
We’ve selected a few routes to help you get started. Check the distance, estimated time, and difficulty before setting out, review the entire route, and plan your excursion with the latest information.
Choose your path and discover Tajo Internacional step by step.
1. The Mari Loza Route
Herrera de Alcántara · Linear
Distance: 5.5 km
Estimated duration: 1 hr 40 min
Difficulty: Low*
A botanical trail that starts in Herrera de Alcántara and leads to several overlooks of the Tagus River and its old pier. It is notable for the diversity of its shade-loving vegetation, although it has some steep inclines and narrow sections.
Check out the trail description, route, and map: https://biosferatajotejointernacional.org/senderos-e-itinerarios/ruta-botanica-de-mari-loza/
2. Montón de Trigo Trail
Zarza la Mayor · Linear
Distance: 8.8 km
Estimated duration: 2 hrs 30 min
Difficulty: Low*
The trail starts in Zarza la Mayor and heads toward the Erjas River, the natural border with Portugal. The trail winds through livestock pastures, narrow lanes, and rocky outcrops until it reaches a viewpoint overlooking the river. A great choice for those seeking panoramic views and birdwatching.
Check out the details, route, and map: https://biosferatajotejointernacional.org/senderos-e-itinerarios/ruta-del-monton-de-trigo/
3. Molino de la Negra Trail
Valencia de Alcántara · Loop
Distance: 15.6 km
Estimated duration: 3 hrs 45 min
Difficulty: Moderate
A route that will take up a good part of your day. It combines the granite landscape of the countryside with cork oaks, oak trees, and riverside vegetation along the Miera Stream and the Sever River. The route also passes several dolmens in the area, including the Tapada del Anta.
Check out the details, the route, and the map: https://biosferatajotejointernacional.org/senderos-e-itinerarios/ruta-del-molino-de-la-negra/
4. Roman Bridge Trail
Alcántara · Loop
Distance: 20.3 km
Estimated duration: 5 h 50 min
Difficulty: Moderate
A long route that combines heritage and nature. It starts at the
Roman Bridge of Alcántara and passes through La Cantera, the Cabezo menhir—via a round-trip branch—and the town of Estorninos. It’s a great option for hikers who want to spend a full day exploring the area.
Check out the details, the route, and the map: https://biosferatajotejointernacional.org/senderos-e-itinerarios/ruta-puente-romano-de-alcantara/
5. Vineyard Trail
Santiago de Alcántara and Carbajo Area · Linear Route
Distance: 14.8 km
Estimated duration: 3 hrs 30 min
Difficulty: Low*
The trail winds its way toward the banks of the Tagus River through pastures and Mediterranean vegetation. It includes a bird-watching tower and ends at the Las Viñas overlook. The final stretch has a steeper incline; to enter the tower, you must first check the availability of the keys at the El Péndere Interpretation Center.
Check out the details, the route, and the map: https://biosferatajotejointernacional.org/senderos-e-itinerarios/ruta-mirador-de-las-vinas/
6. The Little One's Route
Cedillo · Linear
Distance: 10.2 km
Estimated duration: 3 h 20 min
Difficulty: Moderate
A trail through Mediterranean vegetation that leads to the area around the Miñola viewpoint, offering panoramic views of the banks of the Sever River. Near the trail is the Joaninha dolmen, one of the remnants of Cedillo’s megalithic past.
Check out the details, the route, and the map: https://biosferatajotejointernacional.org/senderos-e-itinerarios/ruta-de-la-minola/
7. Cross-Border Route
Valencia de Alcántara · Loop · PR-CC 88Distance: 24 km
Estimated duration: 6–7 hours
Difficulty: Medium-high, due to its length
A journey through the rural roads and hamlets of the Valencia de Alcántara countryside, with stops at places such as Casas de la Duda, El Pino, Jola, and La Aceña de la Borrega. The route combines the landscapes of La Raya, traditional architecture, and megalithic heritage, offering the chance to explore dolmens such as El Mellizo and Data I and II.
View the itinerary and download the GPX/KML files: https://www.valenciadealcantara.es/index.php/70-transfrontera/45-localizacion-transfrontera
8. Dolmen Trails
Valencia de Alcántara · Different itinerariesType: Various tours of the megalithic site
Discover one of the most remarkable megalithic sites on the Iberian Peninsula along trails that lead to ancient burial monuments, winding through pastures, granite outcrops, and rural landscapes. The routes through Tapias, Zafra, Las Lanchas, Huertas de las Monjas, and Los Mellizos offer a glimpse into the legacy of the prehistoric communities that once inhabited these lands.
Check out information on the megalithic site: https://turismovalenciadealcantara.es/recursos/dolmenes-de-valencia-de-alcantara/
9. Tajo Nature Trail (GR 113)
Several municipalities · Long-distance trailType: Route divided into stages
The Tajo Nature Trail allows you to explore the Reserve by following the river’s course through pastures, traditional paths, and riverbanks of great natural value.
Its stages connect different municipalities and offer the chance to explore the area on foot, from the historic sites of Alcántara to the river landscapes of Cedillo.You can choose a stage based on the time you have available and your hiking experience.
Check out the stages, their distances, and the maps: https://biosferatajotejointernacional.org/senderos-e-itinerarios/
10. Tagus River Bike Trail
Alcántara–Carbajo–Cedillo · Cycling TourismType: Multi-stage cycling tour
A different way to explore the region on two wheels. The
Tajo Cycle Trail winds through landscapes of dehesa and Mediterranean forest, connecting villages, rural roads, and scenic overlooks. Highlights of the Reserve include the stages between Alcántara and Carbajo and between Carbajo and Cedillo, ideal for planning a cycling getaway tailored to each traveler’s schedule and skill level.
Check out the stages and plan your route: https://ciclosendadeltajo.es/