Upper Lehman Creek camping area is located in Great Basin National Park, Nevada, and offers stunning views of surrounding mountainous areas. The camping area is situated near the Lehman Caves, which are a popular attraction in the park and offer a unique experience to explore underground wonders. The area is also dotted with several hiking trails, such as the Bristlecone Trail, which is famed for its panoramic views of ancient trees and mountain ranges.

The camping area offers several amenities for visitors, including picnic tables, fire rings, and vault toilets, making it an ideal place for families and groups. The campsite also provides easy access to fishing in the Lehman Creek, which is home to rainbow, brown, and brook trout.

Interesting facts about Great Basin National Park include that it is one of the most remote national parks in the US, and it boasts one of the darkest night skies in the country. Visitors can take advantage of ranger-led stargazing programs to explore the sky's wonders without the interference of light pollution.

The best time to visit Upper Lehman Creek camping area is from late spring to early fall, with the average temperatures ranging from 40°F to 80°F. Visitors should note that the park's higher elevations may experience snowfall, and access to some trails and campsites may be limited during winter and early spring.

Sources:
- https://www.nps.gov/grba/planyourvisit/campgrounds.htm
- https://www.nps.gov/grba/planyourvisit/lehman-caves-tours.htm
- https://www.alltrails.com/parks/us/nevada/great-basin-national-park
- https://www.visitutah.com/articles/great-basin-national-park-an-astrophotography-haven/