Where is the road to Lagu Terciellu?

Located in the southern part of the Principality of Asturias, in northern Spain,

is a high mountain lake at an elevation of

above sea level. Situated within the

Las Ubiñas-La Mesa Natural Park

, a UNESCO Biosphere Reserve, the road to the lake is a formidable challenge for off-roaders, known for its sustained verticality and breathtaking Cantabrian scenery.

Road facts: Lagu Terciellu

Asturias, Spain (Las Ubiñas-La Mesa)

Where is the road to Lagu Terciellu?

The road to the lake is a rugged mountain track officially known as

. It starts from the small settlement of

. The route penetrates deep into the central area of the Cantabrian Mountains, climbing through limestone massifs and high-altitude pastures. The area is a land of great beauty, ideal for nature lovers, but the driver's focus must remain on the track due to the technical nature of the climb and the stunning but distracting scenery.

Is the road to Lagu Terciellu unpaved?

Yes, the road to the summit is

totally unpaved, narrow, and very steep

with high ground clearance and low-range gearing is strictly required to navigate the Camín de La Poza. The surface consists of natural earth and loose limestone rock, which can be extremely slippery. Due to the high elevations and exposure, the road is subject to strong winds and rapid weather changes. During the ascent, you will be blown away by the raw beauty of the peaks, but the lack of safety barriers means there is no room for error on the narrowest sections.

How long is the road to Lagu Terciellu?

Starting from Las Vallinas, the drive is

5.6 km (3.4 miles) long

. While the distance is relatively short, the climb is very demanding: over this stretch, the road tackles an

elevation gain of 634 meters

. This results in a brutal

average gradient of 11.32%

. This high percentage is relentless, with almost no sections for the engine or brakes to cool down. Maintaining constant traction on the 11% slope requires a steady foot and a capable vehicle, as any stop on the steepest unpaved ramps can make restarting the climb very difficult.

Is the road to Lagu Terciellu open in winter?

Technically, the road is open to traffic throughout the year, but it may be

closed for short periods in winter

during heavy snowfalls or extreme weather. At 1,435 meters, snow and ice can turn the steep 11.32% grade into an impassable slide. Even in good weather,

make for tough driving along the muddy sections of the track. Before attempting this demanding Asturian climb, ensure your vehicle is in top mechanical condition and check the local weather forecast for the Las Ubiñas-La Mesa area, as the weather can turn treacherous in minutes.

Discover the Breathtaking AL-5107 Coastal Road and the Scenic Beauty of Almeria

Driving the stunning road through Barranco de Guayadeque on the Canary Islands

Embark on a journey like never before! Navigate through our

to discover the most spectacular roads of the world

Drive Us to Your Road!

With over 13,000 roads cataloged, we're always on the lookout for unique routes. Know of a road that deserves to be featured? Click

 to share your suggestion, and we may add it to dangerousroads.org.