The “End of the World” lighthouse. Arrive by 3 AM. Here, FU10 tradition demands you leave a small stone from your hometown, then shout your fear into the wind. If the wind stops instantly — turn back.
The phrase appears to be a specific, albeit cryptic, keyword likely related to nighttime automotive navigation or lighting technology within the context of Galicia's challenging geography. While "fu10" does not have a widely recognized definition in standard Galician folklore, it is often associated with high-performance automotive lighting systems —specifically adaptive or LED headlights designed to handle the region's notoriously foggy and winding rural roads. fu10 the galician night crawling better