Fireflies put on light show on Grandfather Mountain The Citizen 3 years ago It would be easy to call it magical, this river of pulsing yellow-white light that washes waist high across a woodland floor. Source: WRAL News Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to share on LinkedIn (Opens in new window) LinkedIn Click to share on Pinterest (Opens in new window) Pinterest Click to share on WhatsApp (Opens in new window) WhatsApp