Big Bend National Park
Big Bend National Park is a recognized dark sky location in Texas for stargazing and astronomy activities.
It is designated by DarkSky International (IDS) as a Dark Sky Park, which is internationally recognized for preserving a dark sky experience.
Bortle
Big Bend National Park is rated BORTLE CLASS 1.
Type
As a U.S. national park, various camping options may be available, including frontcountry, dispersed (boondocking), and backcountry (backpacking/primitive). A permit may be/is required.
Birding
In addition to being known for its dark skies, Big Bend is also known for its birdwatching, with many different species of birds that habitate there.
OHV trails
Off-road vehicle trails and camping are also permitted for ATVs, dirt bikes and other OHVs (off-highway vehicles). A permit is required.
For more info, see their website. See also all dark sky places in TX.