Great Basin National Park is an internationally recognized Dary Sky Park meaning we have some of the darkest, purest night skies in the world. In the summertime, ranger programs, the astronomy festival, and more take place to guide you on your gaze toward the stars, but stargazing on your own can happen anywhere and anytime of night in our , Sights to See Beauty abounds, from stars to wildlife to wildflowers, Great Basin provides amazing scenery in every direction and from every view., Operating Hours & Seasons Check here for visitor center hours and seasonal recommendations for activities on the park., Great Basin National Park takes some effort to get to, but those who make the journey reap the rewards of spacious campsites, friendly and available staff, and the company of the oldest trees on Earth., For visitors to Great Basin National Park, Grey Cliffs Campground is an ideal place to setup and start exploring. Experience the solitude of the desert, the smell of sagebrush after a thunderstorm, the darkest of night skies, and the beauty of Lehman Caves., Great Basin National Park swells in the summer as schools enjoy their summer breaks and good weather returns to our corner of the desert. The Wheeler Peak Scenic Drive opens up, snow melts on the trails, fallen trees get cleared away, and access to many of the park's most popular destinations is restored..