A stunning 2023 video shows a freediver gracefully floating inside a massive swirling school of sardines off Moalboal, Philippines. The mesmerizing footage, first shared on Instagram, quickly went viral, attracting millions of views in just days. The sardines form a twirling protective vortex to evade predators, creating a breathtaking spectacle. Marine experts say this dramatic migration occurs year-round in Cebu’s waters, drawing divers from around the world. #Moalboal #SardineRun #Freediving