The D undeveloped camping area in Arizona is a secluded spot surrounded by stunning views of the Sonoran Desert. Visitors can enjoy hiking, bird watching, and stargazing in the area. The campground has no amenities and is first-come-first-serve, with only a few campsites available. The best time to visit is in the fall or winter when temperatures are cooler, with average temps ranging from 50-70 degrees Fahrenheit. It's important to bring plenty of water and supplies for a primitive camping experience.