Yellowstone National Park
Yellowstone National Park is a recognized dark sky location in Wyoming for stargazing and astronomy activities.
Bortle
Yellowstone 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.
EV charging
Electric vehicle charging stations are also available at select locations in Yellowstone National Park. See also All EV charging parks in U.S.
UNESCO
Yellowstone National Park is also a UNESCO site.
For more info, see their website. See also all dark sky places in WY.