It’s twilight on a warm May evening at the Congaree National Park in Hopkins, South Carolina. A wooden boardwalk weaves through cypress knees, and towering loblolly pines. A viewing platform holds the ...

It happens every year, but it's still an illuminating sight to behold. Fireflies in the woods of Great Smoky Mountains National Park put on their annual synchronous light show. This week is the peak ...

Yearly viewings of synchronous fireflies are so popular in the Great Smoky Mountains National Park that a lottery was put in place for spots at the Elkmont viewing area in Tennessee. Here's what to ...

The fireflies' annual synchronous light show in the woods of Great Smoky Mountains National Park is something to behold. It's a sight you don’t want to miss, even if you weren’t one of the lucky ...