Galician Night Crawling Verified =link= Jun 2026

What makes this specific population famous is the scale and predictability of their nocturnal activity.

The "Coast of Death" receives some of the Atlantic’s most powerful swells. Waves crashing against sea caves produce infrasound (below 20 Hz)—frequencies that resonate with the human eyeball, causing vibrations that trick the brain into seeing "crawling" motion in peripheral vision. Several verified night crawls within 5 km of the coast coincide with high surf advisories. galician night crawling verified