Hidden Valley Campground is a popular first-come, first-served campground nestled within Joshua Tree National Park. It offers a classic desert camping experience with 44 sites situated amongst large boulders, providing a unique and scenic environment. While amenities are basic with pit toilets and picnic tables, its proximity to popular hiking trails like Barker Dam and the Hidden Valley Nature Trail makes it an excellent base for exploring the park's iconic rock formations and desert landscapes.