Day 1 · Schist
Ansião → Lousã → Góis → Arganil → Unhais da Serra
Forest tracks and dark-stone villages all the way to the Serra da Estrela.
Next edition · Central PortugalChaços Challenge · Serras Bravas · 9 · 10 · 11 April 2027
Chaços Challenge · Serras Bravas · 9 · 10 · 11 April 2027
Lousã · Açor · Estrela650 km · over 200 km a day
100
places
301
on the waiting list
Do the maths.3 people per place
Three mountain ranges, schist villages and the roof of Portugal. A three-day crossing in cars that should have retired long ago.
Chaços Challenge
Rules and app. The event rules and the official app are here.
The event
It's not a race. It's a crossing.
A navigation rally in cheap old cars. Follow the roadbook, complete hidden objectives across the region and score points. The smartest team wins, not the fastest.
Navigation
Roadbook and objectives. No speed stages.
Territory
Viewpoints, chapels, bridges and stone villages.
Good company
Hotels, dinners and standings at the end.
- days
- 3days
- mountain ranges
- 3mountain ranges
- hotel nights
- 2hotel nights
- people per team
- 2people per team
The route
From Ansião to Luso, over the roof of Portugal.
- Day 1 · Schist
- Day 2 · Estrela
- Day 3 · Açor
Reference route. The final track is only revealed in the roadbook, at check-in.
Day 2 · Estrela
Unhais → Loriga → Linhares → Manteigas → Unhais
A loop around the highest mountain on the mainland. Bring a jacket. Seriously.
Day 3 · Açor
Unhais → Piódão → Luso
Down through the Serra do Açor to the gates of Buçaco. Finish and prizes.
How it works
From the waiting list to the mountains
- 1
Join the list
Leave your name and email. Takes ten seconds.
- 2
Hear first
Registration opens to the list before anyone else.
- 3
Prepare your banger
The cheaper and older, the better it looks in photos.
- 4
Go
Check-in, roadbook in the app and three days in the mountains.
Your entry includes
You drive. We handle the rest.
Accommodation
2 nights in a 5-star hotel, with the whole convoy in one place.
Meals
Breakfasts and dinners during the event, plus a closing lunch with the prize-giving on the last day.
Welcome kit
An official Chaços Challenge kit for every team.
Chaços app
Digital roadbook, live GPS, real-time results, chat with the organisers and an SOS button.
Paddock and safety
Paddock set up for participants, support team on the ground and third-party liability insurance. Note: this is a self-sufficient ride built on mutual help. Each team looks after its own car, with a hand from whoever is driving alongside.
The full event
A 3-day route through central Portugal's mountains, objectives, rankings, trophies and a diploma.
Photos and video
Official event photos and video.
It happened
The first edition sold out in under 24 hours.
48 cars, three days in the North, an app with live tracking and plenty of mud. Serras Bravas is limited to 100 cars.
First edition · 2026
In pictures.
Waiting list
Make sure you hear first.
Registration opens first to everyone on this list. We'll only email you about that.
301 people are already on the waiting list.
Countdown to the start
--
days
--
hours
--
min
--
sec
Questions
Frequently asked questions
When does registration open?
The date is still to be announced. Everyone on the waiting list gets the link before anyone else.
What car can I bring?
Cheap old cars are the spirit of Chaços. The rules for each class come out with the edition's regulations.
Do I need off-road experience?
No. It's a navigation event on roads and tracks open to traffic, with no speed.
Can I take part from abroad?
Yes. The event welcomes teams from several countries and the app is available in several languages.
How many people per car?
Teams of two: driver and co-driver.