This 7.3-mile out-and-back has all the highlights you expect from a Smokies outing: trailside streams, old-growth timber stands, and a raging waterfall.

Hike underneath massive rock overhangs and trailside waterfalls on a 7.8-mile shuttle hike to photo-worthy Twin Arches in Big South Fork National Recreation Area.

Score cliff-top views just 10 miles from Knoxville on a 4.3-mile loop linking the West Overlook, Crest, and Mountain Trails.

Squeeze through house-sized boulders and pass tranquil waterfalls on this 4.6-miler in the rugged highlands of the Big South Fork River.

This 4.8-mile loop links caves, sandstone towers, waterfalls, and a scenic overlook in the old-growth forests in Blanton Forest State Nature Preserve.

This 12-miler hits the best of Bays Mountain Park: waterfalls, high ridges with fire-tower views, a lake, and lush forests frequented by deer.

This 4.8-mile loop ranks as one of the best dayhikes on the Cumberland Plateau, thanks to whitewater cascades, giant twin arches, and a rustic lodge.

Trace an old Native American trail, climb hills, and explore rich stands of cedar and oak on this scenic loop just 15 miles from downtown.

Perfect for a trail run, a mountain bike ride, or short dayhike, this 3.5-mile figure-eight in Long Hunter State Park roams reservoir bluffs outside Nashville.

Birds (240 species) far outnumber hikers on this 4.3-mile circuit in the rolling hills of Radnor Lake State Natural Area, a real paradise for ornithology enthusiasts.