We’re scouting an attempt-it-only-during-drought-conditions alternative route of the 1,550-mile Cross Texas Trail, or XTX, ...

An air quality map from the EPA's AirNow website ... View from the mouth of Santa Elena Canyon, Big Bend National Park, Texas. View from the mouth of Santa Elena Canyon, Big Bend National Park ...

Big Bend National ... park for those of us with short attention spans — choose between scenic drives (like the boulder- and cactus-strewn Ross Maxwell), riverside hikes (like Santa Elena Canyon ...

National parks like Gates of the Arctic, Big Bend ... Santa Elena Canyon), or rafting adventures along the Rio Grande. When you're not out adventuring, be sure to take a dip in the park's steamy ...

The cliffs of Santa Elena Canyon rise above the river in Big Bend National Park along the Rio Grande River on the United States border with Mexico, Tuesday, April 25, 2017. Rodger Mallison ...

Afternoon light on the US-Mexican Border, Santa Elena Canyon, Big Bend National Park. (photo credit ... These technical observations helped researchers map how the ancient peoples interacted ...

Pam LeBlanc checks out a unique spot in Big Bend National Park. Access to the deepest US lake is closing to tourists for at least 3 years 13 Things That Totally Annoy TSA Agents—and What to Do ...

Big Bend National Park in Texas could soon expand by thousands of acres. Pictured is the mouth of Santa Elena Canyon in the park.(Dan Leeth / Special Contributor) Big Bend National Park in Texas ...