Surprise sights--such as a masonry spillway and an elusive armadillo--await on this 5.5-mile loop that encircles Cleburne State Park's Cedar Lake.

Climb up to an observation tower atop the migratory-bird crowded shores of Lake Texoma on this easy 0.4-mile interpretive loop in the Hagerman National Wildlife Refuge.

Spot abundant wildlife and wide open vistas from the shores of Lake Texoma on this easy, 3.2-mile lollipop loop in the Hagerman National Wildlife Refuge just 90 minutes north of Dallas.

Escape busy Dallas. This 3.2-mile out-and-back pierces the heart of Cedar Hills State Park and provides a quick getaway into Texas hill country.

This gentle 4.8-mile loop rolls through Texas woods and grasslands to a breezy lakeshore.

Discover the river gullies, wildlife, and floral delights of Cooper Lake State Park on this winding 4.7-mile lollipop loop through a towering hardwood forest.

Hike 8.9 miles of undulating hills and blackjack oak forest along the mysterious, murky backwater bayous of Lake Texoma.

Hike near theropod and sauropod dinosaur tracks, then ditch the roadside crowds for some solitude and abundant views of the Paluxy River Valley on this 6.8-mile loop.

Hike a shadowy creek bottom to carpets of sweet-smelling Texas wildflowers on this 9.6-mile out-and-back featuring a smorgasbord of wild sights. Open to bikes.

An introduction to Texas' second-largest lake, this 13.25-mile round-trip paddle on Lake Livingston's western shore will have you rubbing elbows with the locals--turtles, snakes and alligators included.