Muñorrodero lies on the Ría de Tina Menor. Along the Nansa, you’ll also find a riverside landscape and traces of earlier activity, as well as heritage sites from different periods. The places and routes offer a range of starting points for planning your trip: a riverside trail, archaeological heritage and buildings whose histories span several centuries.

Along the Nansa: trail sections and riverside options

The section of the Senda Fluvial del Nansa near Muñorrodero runs along the banks of the Nansa. Along the way, it passes through riparian woodland and the remains of shelters and walkways that fishermen used to cross the riverbed. These details are part of the trail’s character: alongside the river, you’ll encounter tangible traces of how it was used in the past. To join the trail from Muñorrodero, take the path to the recreation area, which is designated as a parking area.

The first section, from Muñorrodero to Camijanes, is recommended for families. This is distinct from the linear route from Muñorrodero to Puente El Arrudo, which is rated as low difficulty and takes five hours. The family recommendation therefore applies specifically to the first section; the time estimate refers to the linear route. When planning, you can distinguish which route details suit your plans rather than treating both as the same option.

At the end of the Senda Fluvial del Nansa lies the Nansa estuary. From there, one option follows the right bank of Tina Menor to Playa del Sable; another follows the left bank to the Mirador de Pechón. The two destinations are therefore on different sides of the river. Keep this distinction in mind when choosing between them. Check conditions and access locally; after severe weather, it is also advisable to check the condition of the trails.

The cave: significant heritage, not open for regular visits

The Cueva de la Fuente del Salín, also known as Cueva del Salón, is designated as a Bien de Interés Cultural (Asset of Cultural Interest); it was given protected status in 2000. The cave contains an Upper Paleolithic site dated to 22,340 years ago based on radiocarbon dating of a hearth. The rock art includes panels with hand negatives, including seven red negative handprints. The year 2000 refers to the protected status, while 22,340 years is the dating of the site.

An important point for planning is the access restriction: the cave is closed, and access is reserved exclusively for specialists. So include it in your plans as archaeological heritage, not as a regular visitor attraction. Check the access rules before visiting in case conditions change.

Churches and mills as historical landmarks

The Virgen del Hayedo church in Muñorrodero dates from the late 13th or early 14th century. Its apse has corbels in the Romanesque style. Another historical reference point is Nuestra Señora de la Natividad de Muñorrodero, built in 1930. The two buildings therefore represent different historical periods; the apse is the specific architectural feature described for Virgen del Hayedo.

The mills tell a different kind of local history. Two historic mills survive in Muñorrodero and use the same hydraulic system: the old mill and the new mill. The old mill dates from the 16th century; this date refers to that mill and does not automatically apply to the second one. Considered together, the two mills are connected by their shared system, but they remain two separate mills. This highlights the difference between a shared technical connection and the individual history of each building.

When choosing what to explore, the main points of interest are easy to distinguish: the Nansa trail offers a concrete route choice, with details for one section and the linear route. The cave is significant for its archaeological heritage but remains closed and reserved for specialists. Churches and mills add architectural and technological history to your visit, without requiring a visit to the cave.

Discover more destinations: Serdio, San Vicente De La Barquera, Prellezo, Pechón, Abanillas, Estrada, Pesués, Unquera.

For the full travel overview: Cantabria.