Don’t miss out on the light show synchronous fireflies put on! Here’s how to see them without a Great Smoky Mountains National Park pass.

The synchronous fireflies in the Great Smoky Mountains National Park put on a dazzling light show every year. Peak viewing for the natural spectacle begins May 29 near Elkmont Campground.

Where to see fireflies this early summer is drawing attention as nature’s light show returns across the country. This ...

Each year in late spring, the forest fills with fireflies that flash in unison at Great Smoky Mountains National Park. The synchronous show draws so many spectators to eastern Tennessee that the ...

In the forests near Asheville, rare fireflies known as "blue ghosts" are lighting up the woods – and helping a storm-battered ...

Anyone who missed out on their chance to see synchronous fireflies light up ... There are 19 unique species in the Great Smoky Mountains National Park, but "Photinus carolinus" is the most famous ...

With 816 square miles spanning across North Carolina and Tennessee, Great Smoky Mountains National Park is the most visited national park in the USA with 10.7 million people visiting in 2015.

Every year, starting around mid-May, a mesmerizing natural light show takes over Congaree National Park as synchronous fireflies flash in perfect harmony. This rare and breathtaking spectacle ...

UPDATE: Rangers and the Tennessee Highway Patrol’s Knoxville Strike Team carried the hiker with a broken leg down from Mount LeConte on May 9, a Great Smoky Mountains National Park spokesperson ...