Sollube Pass Road from Mungia to Bermeo in Urdaibai Biosphere Reserve

This road is situated in the Basque Autonomous Community of Spain, specifically within the province of Biscay (Bizkaia). It connects the towns of Mungia and Bermeo, passing through several small settlements such as San Migel auzoa, Emerando auzoa, and Mañu auzoa. The route lies within the Urdaibai Biosphere Reserve, a protected natural area recognized for its ecological significance. The road's elevation ranges from 34 meters (112 feet) to 386 meters (1,266 feet), with the highest point near the Sollube mountain pass at 430 meters (1,411 feet). An interactive map showing the road can be found at the end of this article.

The road extends approximately 11.7 kilometers (7.3 miles) and is surfaced entirely with asphalt of high quality, rated 4.5 out of 5. It maintains two lanes throughout its length, with a predominantly wide carriageway (about 98%) and a small portion of middle width (about 1%). The route is moderately curvy, offering a balanced riding challenge without extreme twists. Approximately 28.6% of the road passes through inhabited areas, providing occasional urban riding conditions. The road's elevation profile includes a mountain pass, Sollube, which adds to the route's appeal for motorcyclists interested in varied terrain and elevation changes.

The Sollube mountain pass is the defining feature of this route, situated at an elevation of 430 meters (1,411 feet). This pass provides riders with a gradual ascent and descent through the Basque hills, surrounded by the rich biodiversity of the Urdaibai Biosphere Reserve. The reserve is a UNESCO-designated area known for its wetlands, forests, and coastal ecosystems. Riding through this protected area offers an opportunity to experience the natural beauty and ecological importance of the region while enjoying a well-maintained road.

The road is accessible year-round, with no specific seasonal closures reported. There are no tolls or entrance fees associated with this route, but riders should be aware that toll policies can change, and it is advisable to check local sources for updates. The road's proximity to the towns of Mungia and Bermeo allows for convenient access to amenities and services. Motorcyclists should note the moderate elevation changes and the presence of inhabited areas, which may require attention to local traffic regulations and speed limits.

For further information about the Urdaibai Biosphere Reserve, riders can consult the official site of the Urdaibai Biosfera Erreserba. Detailed maps and route planning can be found on various travel and mapping platforms. An interactive map of the Mungia to Bermeo road via Sollube pass is provided below to assist with navigation and trip planning.