Cordillera de Nahuelbuta Coal Mining Heritage Circuit
Coal mines in ancient monkey puzzle forest
The coal boom that built southern Chile left a web of mining roads threading through Nahuelbuta’s ancient Araucaria forests. Your route follows narrow-gauge railway beds and ore truck tracks from Angol up to Cerro Nahuelbuta’s 1,300-meter summit, passing rusted mine portals and collapsed worker camps from the 1940s coal rush. The technical crux comes at Quebrada Malleco crossing — a steep, muddy descent through monkey puzzle trees where logging trucks carved permanent channels that fill with mountain runoff.
Solid intermediate 4×4 territory requiring good clearance and mud tires. Roads turn treacherous in winter (June-August) when Patagonian storms hit these mountains hardest. No permits needed, but check fire restrictions during summer months. Fuel available in Angol, then nothing for 100km. You’ll camp among 1,000-year-old Araucaria trees in one of Chile’s most biodiverse ecosystems — temperate rainforest that exists nowhere else on earth.
Trail Specs
| Difficulty | Moderate |
|---|---|
| Trail Type | Technical 4x4 |
| Surface | Dirt, Rock |
| Features | Camping, Historic, Scenic, Water Crossings |
| Length (miles) | 42 mi / 67.6 km |
| Duration | 2-3 days |
| Max elevation (ft) | 4265 ft |
| Best season | November-April |
| Minimum vehicle | Stock 4WD with mud tires |
| Nearest town | Angol, Araucanía |
| Land manager | CONAF |
| Permit required | No |
| Cell service | None |
| Water crossings | Yes |
| Dispersed camping | Yes |
| 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
No recent condition reports. Be the first to post one.
Log in to post a condition report.
Frequently asked questions
Can a stock Land Cruiser or 4Runner run this trail, or do I need a lift?
A stock 4WD with mud tires is the minimum — factory all-terrains won't cut it on the wet clay sections. A modest lift (2-3 inches) helps clearance on the rocky creek crossings, but it's not mandatory if you're running aggressive mud tires and know your skid plates are solid.
When does this trail become impassable, and is it accessible in winter?
Stick to November through April. The Nahuelbuta gets hammered with rain May through October, turning the clay surface into a muddy mess that'll swallow axles and wash out creek crossings. Snow at the upper elevations above 4,000 ft is also possible in the colder months.
Do I need a permit to run this trail, and is there a fee to enter the area?
CONAF manages the Nahuelbuta National Park boundary area, so you'll need to pay the standard Chilean national park entrance fee if your route passes through protected land — confirm the current rate with CONAF's Angol office before you go. No special overlanding permit is required beyond that.
What's the hardest section of this trail and what should I actually expect?
The steepest technical sections come when you're dropping into the creek drainages near the old mining infrastructure — loose rock, off-camber approaches, and wet roots on the descents. The water crossings aren't deep under normal conditions, but after rain they rise fast, so scout every one before you commit.
There's zero cell service for 42 miles — where do I find water for camp, and how far is the last fuel stop?
Water crossings on the route are your resupply points — treat everything since it flows through old mining terrain. Tank up on fuel in Angol before heading out; there's nothing between the trailhead and town, and 67+ km of technical forest driving burns more than you expect.
Trail track
No GPX track for this trail yet. If you've driven it and have a track, contribute below.
Log in to contribute a GPX track.