Surfers wear glow sticks at night so they can keep out of one another’s paths on the water.
It’s a Nice Night for Surfing. Beware of Sharks
📷: Donald Miralle (via New York Times) By day, the surfer, Helmut Igel, is not fazed by six-foot waves. But it was after midnight, on a moonless sea. Surfing is not the same in darkness.