cosw65436 Fireflies. Congaree National Park, South Carolina, USA. http://www.terragalleria.com/parks/np-image.cosw65436.html cosw65435 Light trail of a single firefly. Congaree National Park, South Carolina, USA. http://www.terragalleria.com/parks/np-image.cosw65435.html cosw65437 Congaree river at night from Bates Bridge. Congaree National Park, South Carolina, USA. http://www.terragalleria.com/parks/np-image.cosw65437.html cosw65453 Meadow at night with flying fireflies. Congaree National Park, South Carolina, USA. http://www.terragalleria.com/parks/np-image.cosw65453.html