Campsite 21 in California offers breathtaking views of the surrounding mountains, making it an ideal spot for nature lovers. The area is perfect for hiking and fishing, with several nearby trails and fishing spots. The campground offers basic amenities such as picnic tables, fire pits, and restrooms. The sites are first-come, first-serve, and there are 20 campsites available. The best time to visit is in the summer months, with average temperatures ranging from 75-85 degrees Fahrenheit. However, the area can become crowded during peak season.