Friday, November 20, 2026
· In 3 weeks
Distance
Climb
Start Time
Cutoff
Terrain
Difficulty
Max Runners
A single non-stop 226 km run along the beach from Chuí to Cassino, with 52 hours to finish and roughly 130 m of cumulative climb. Runners must be self-sufficient between the seven support bases, carrying their mandatory kit from start to finish.
The longest beach in the world
Point-to-point from Chuí to Cassino
Seven support bases along the route
Sunset over Albardão and sunrise on the sand
Finish at Cassino after up to 52 hours
Qualification
Start / Finish
Chuí, Avenida Brasil at the intersection with Avenida do Uruguai, on the border with Uruguay
Cassino beach, Rio Grande, with the finish line and awards at the Casino bar
Terrain
Route
Getting There
Expo
Race Day
What to bring
Head torch
Red rear light
Whistle
Working mobile phone with a charged battery
Identification document
Thermal insulation: 2 thermal blankets plus 1 bivouac bag, or 4 thermal blankets
Backpack or hydration vest
Reservoirs with a minimum total capacity of 2 litres
Enough power for autonomy between bases
Second long-sleeved clothing layer
Good quality windproof and waterproof jacket
Reflective vest, compulsory at night between 18:00 and 06:00 and in any low-visibility, foggy or bad weather situation
First aid kit (sterile compresses, non-adherent gauze, quick plasters, antiseptic solution such as chlorhexidine, medical tape, elastic bandage, sterile needle for controlled blister drainage, Kinesio tape or blister tape, disinfectant wipes, small scissors or pocket knife, disposable gloves, personal emergency medication declared to the organisation, saline solution for eye rinsing)
What you get
Race photos
Race kit
Sports insurance
Special event souvenir
2 drop bags
Bib number
Drinks and food at the support bases
Medical support
Transport of the drop bags
Transport from Cassino to Chuí
Transport to the finish point in case of withdrawal
Prize ceremony
On the day
Bag drop
First aid on course
Before you enter
Other questions
No. The landmarks are the sea on your right, from start to finish. The organisation supplies the GPS track, but navigation along the beach is simple.
Yes. Some parts of the course are in total isolation, and the feeling of solitude grows as athletes push on through the night.
The route runs essentially along the beach, apart from the link kilometres between Chuí and Barra do Chuí, which are run on asphalt along the RS 699 national road.
No. Support away from the support bases is punished with disqualification. Outside a base, only the organisation and medical assistance may help you.
They are variable and unpredictable. Past editions have seen temperatures above 35°C and below 20°C, as well as rain, strong wind and thunder. The race has been stopped for some participants when conditions were no longer safe or comfortable.
Rio Grande, Brazil
Friday, November 20, 2026
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