Observatory Campground sits at an elevation of 4,800 feet in the Palomar Mountains of Southern California. Visitors come here because of the close proximity to the Palomar Observatory, a world-class center of astronomy site. Campsites sit in a pine and oak forested area. The facility offers a variety of amenities for both tent and RV camping. Other popular activities in the area are hiking, biking and picnicking inside the nearby Palomar Mountain State Park. The facility has campsites organized in one loop with parking spurs for each campsite. Each site can fit vehicle lengths up to 32 feet. Drinking water, coin-operated showers (peak season only), grills, trash cans, campfire rings, picnic tables, a flush toilet (peak season only) and two vault toilets are provided. Nightly rates are $30.