Valle de la Luna Technical Circuit
NASA-quality alien terrain in Earth's driest desert
Valle de la Luna in the Atacama’s remote northeast pushes vehicles through crystalline salt formations and volcanic debris that NASA uses for Mars rover testing. The technical sections wind between towering salt spires and across crusty playas that can trap unwary drivers when wet. Key waypoints include the Tres Marías rock formations and the amphitheater-like Mirador del Valle, where the landscape opens into an endless expanse of mineral-crusted badlands stretching toward Bolivia.
This is expert-level terrain requiring experienced desert drivers and modified vehicles with underbody protection, recovery gear, and GPS navigation—there are no marked trails here. Avoid the rainy season (December-February) when flash floods can create impassable mud. Bring multiple days of water, fuel, and emergency supplies. Cell service is nonexistent. The reward is driving through some of Earth’s most otherworldly terrain, where silence and isolation feel absolute under the Atacama’s crystalline skies.
Trail Specs
| Difficulty | Expert |
|---|---|
| Trail Type | Technical 4x4 |
| Surface | Salt |
| Features | Camping, High Altitude, Remote, Scenic |
| Length (miles) | 45 mi / 72.4 km |
| Duration | 2-3 days |
| Max elevation (ft) | 13123 ft |
| Best season | March-November |
| Minimum vehicle | Modified 4WD with underbody protection |
| Nearest town | San Pedro de Atacama, Antofagasta |
| Land manager | CONAF Los Flamencos National Reserve |
| Permit required | Yes |
| Cell service | None |
| Water crossings | No |
| Dispersed camping | Yes |
| Official sources | conaf.cl |
| Start coordinates | |
| End coordinates | |
| Copy both for Google Maps directionsClick to copy the directions URL · or open it directly in a new tab | |
| Find on Google | Search on Google → |
Location
Trail Conditions
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Frequently asked questions
Will a lightly lifted 4Runner or Land Cruiser handle this trail?
A light lift alone isn't enough — you need real underbody protection (skid plates on diff, transfer case, and fuel tank) because the salt crust breaks through unpredictably and you will bottom out. Lockers or a serious LSD are strongly advisable. Stock suspension travel is marginal for the broken salt flats sections.
When is this trail actually open and what kills access?
March through November is the reliable window. December through February is altiplanic storm season — flash flooding can make salt flats impassable overnight and the clay-salt mix becomes axle-deep mud with zero warning. CONAF may close sections entirely after heavy rain.
Do I need a permit and how do I get one?
Yes — Los Flamencos National Reserve requires a paid entry permit managed by CONAF. Buy it in person at the CONAF office in San Pedro de Atacama before you leave town; there is no online purchase option that covers the full circuit. Carry the paper receipt; rangers do check.
What's the hardest section and what actually makes it dangerous?
The worst sections are the unmarked salt flats where the crust looks solid but conceals voids — vehicles have punched through to the frame. There are no recovery anchors for miles, so a self-recovery setup (maxtrax, hi-lift, long tow strap) is not optional. At 13,000+ ft your engine loses power and your body moves slower than you expect in an emergency.
How much fuel and water do I need to carry out of San Pedro de Atacama?
Carry a minimum 20-liter fuel reserve on top of a full tank — there is zero fuel on the circuit and the altitude tanks your fuel economy hard. Water is non-negotiable at 10+ liters per person per day minimum; there are no reliable fresh water sources on the route and dehydration at altitude hits fast.
Trail track
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