OutsideJun 26, 2026Catch Spectacular Summer Firefly Displays at These 6 National ParksEarly summer brings one of nature’s most impressive displays as thousands of fireflies light up forests across national parks. Here’s where you can still catch the show.13 things in this storyGreat Smoky Mountains National ParkSightThousands of synchronous fireflies illuminate the forest in unison.Cuyahoga Valley National ParkSightHome to an impressive diversity of fireflies, up to 24 species.Shenandoah National ParkSightProtected forests and meadows provide perfect living conditions for fireflies.Skyline DriveSightScenic autumn drives through Shenandoah National Park.Big Meadows CampgroundSightOpen fields provide ideal viewing for fireflies after sunset.Congaree National ParkSightThousands of synchronous fireflies gather, flashing in unison.Firefly TrailTrail1.8-mile route through the park's best firefly habitats.Mammoth Cave National ParkPlaceLandscape glows with incalculable fireflies after daylight fades.Indiana Dunes National ParkPlaceWetlands, savannas, and wooded areas create prime habitats for fireflies.Cowles Bog TrailTrail4.7-mile loop through wetlands and forest for spotting fireflies.Great Marsh TrailTrail1.3-mile route offering access to marshland firefly viewing.ElkmontNeighborhoodArea in Great Smoky Mountains National Park for synchronous fireflies.Ohio & Erie Canal Towpath TrailTrailOpen fields along the trail are good for observing fireflies.Read the full piece at Outside →
OutsideMay 15Go Here, Not There: 5 Less-Crowded Alternatives to the Most Popular National ParksLooking to avoid the crowds at Zion or the Smokies? Our national parks columnist shares the intel on overlooked parks that rival the most popular spots.22 things in this storyGreat Smoky Mountains National ParkPlaceGatlinburg, United StatesMost visited park, most biodiverse in AmericaAppalachian TrailTrailGatlinburg, United StatesCruises through high-elevation spruce-fir forestRocky Mountain National ParkSightEstes Park, United StatesProtects high-elevation peaks, glaciers, and backcountry lakesCongaree National ParkSightHopkins, United StatesHome to oldest and tallest tree canopies east of MississippiFork Swamp TrailTrailHopkins, United StatesHike follows oxbow lake formed by hurricaneCedar Creek Canoe TrailTrailHopkins, United StatesPaddle between stands of 500-year-old bald cypress treesCongaree RiverSightHopkins, United StatesForms the border of the parkPalmetto OutdoorPlaceHopkins, United StatesOffers guided day tripsBluff CampgroundHotelHopkins, United StatesRequires mile-long hike, sits above floodplainNorth CascadesSightSedro-Woolley, United StatesSteep and rugged Cascade Range with many glaciersMount BakerSightSedro-Woolley, United StatesHighest peak in the parkLake DiabloSightSedro-Woolley, United StatesMassive lake with glaciated peaks on the horizonThunder Knob TrailTrailSedro-Woolley, United StatesTraces edge of Thunder Arm of Lake DiabloColonial Creek CampgroundHotelSedro-Woolley, United StatesMultiple day hikes begin from campgroundSourdough MountainSightSedro-Woolley, United StatesRocky peak with a historic lookout cabinDiablo LakeSightSedro-Woolley, United StatesLarge lake flanked by Pyramid and Colonial peaksColonial Creek North CampgroundHotelSedro-Woolley, United States38 sites tucked into a pine forestCapitol Reef National ParkSightTorrey, United StatesDesert landscape with rock towers, slot canyons, cliffs, archesGrand Wash TrailTrailTorrey, United StatesWanders through a canyon with 200-foot-tall wallsTemple of the SunSightCapitol Reef National Park, United StatesTemple of the MoonSightCapitol Reef National Park, United StatesCathedral ValleySightCapitol Reef National Park, United StatesRead the full piece at Outside →