There are over 200 miles of trails within the two units of the Park. Remember that hiking and other strenuous activities in extreme heat can be hazardous.

• Do no leave valuables in your vehicle at the trailhead.
• All vehicles, bicycles, and mechanized or motorized equipment are prohibited.
• Dogs and other pets are not permitted on the trails or in the backcountry, either on or off a leash. They are permitted on a leash around the Visitor Center and the picnic areas.
• Firearms, traps, and other weapons are prohibited.
• Pace yourself according to your physical condition, and rest often.
• Carry water (at least one gallon per person per day is recommended) and drink even when you don't feel thirsty. Purify all water obtained in the backcountry.
• Hats and sun screen are recommended to protect yourself against the harsh rays of the sun. Wear proper clothing and respect the weather in both winter and summer.
• Be aware of painful close encounters with cacti and other prickly plants. Be especially careful near cholla cactus spines, which, with just the slightest touch, can become embedded in your skin. If a cactus joint attaches itself, do not grab it. Use two sticks, a pocket comb, or other object as a lever to flip away the joint.
• Be careful around rock outcroppings, ledges, and steep areas.
• Be on the lookout for rattlesnakes during the spring, summer, and fall months. Stay on trails and do not disturb them if encountered.
• Plants, animals, rocks, wood, and other natural features must be left undisturbed.
• Place all trash in litter containers.
• Stay on the trails. Shortcutting switchbacks is prohibited.
• Hikers must yield the right-of-way to stock on trails. Stand quietly off of the trail on the uphill side until the stock have passed.
• Entry or use of government facilities is prohibited. Shelters are not available in the backcountry.
• Report any damage of Park resources to a Park Ranger.
• Warning: There are numerous open mine shafts throughout the are. Stay on marked trails.
• If you need assistance, contact a ranger.
• See our Backpacking Tips.
• See our Day Hiking Tips.