Reviewed · HIKING & TREKKING
Trekking 3 days and 2 nights
The desert fills with water. This three-day, two-night trek links Barreirinhas, Atins, Baixa Grande, Rancharia, and Santo Amaro through the extraordinary dunes and lagoons of Lençóis Maranhenses. I like the route for two big reasons: it combines boat, 4×4, and walking travel, and it gives you time to sleep inside the park rather than simply race in for a day trip.
The private format is another plus, especially if you want the pace shaped around your group. Guides such as Pedro and Mario have been praised for careful leadership and warm attention. The main caution is clear: this is a serious walk, not a gentle sightseeing outing. The distances reach about 14 kilometers on day two and 10 kilometers on day three, and conditions can feel tiring under the sun.
In This Review
- What makes this trek different
- From Barreirinhas to Atins by boat
- Day two: 14 kilometers toward Rancharia
- Day three: Lagoa do Cajueiro and the road to Santo Amaro
- What the $772.37 price really buys
- Private touring, guides, and practical planning
- How the season changes the experience
- Who should book this route
- Should you book the three-day trek?
- FAQ
- How long is the trekking experience?
- Where does the tour begin?
- Where does the trek finish?
- How far do you walk each day?
- Is lunch included?
- Is this a private tour?
- Do I need to be physically fit?
- Does the tour require good weather?
- Can I cancel for a full refund?
What makes this trek different
- Boat travel from Barreirinhas to Atins: You begin on the Preguiças River, with short stops at Vassouras and Caburé before reaching the dunes.
- A 9-kilometer 4×4 and dune crossing: The first day ends at Baixa Grande, an oasis in the middle of Lençóis Maranhenses.
- Two nights in the park: Sleeping at Baixa Grande and Rancharia gives you a closer look at local life than a standard day excursion.
- Long walks between lagoons: Day two covers roughly 14 kilometers, with time to stop for swimming and photos.
- A final visit to Lagoa do Cajueiro: The lagoon is known for its curves and color before your transfer onward to Santo Amaro.
- Private guiding and flexible care: Only your group participates, with guides and staff handling the route and transport connections.
From Barreirinhas to Atins by boat

Your first day begins in Barreirinhas at a departure time provided when you book. You board a fast boat toward Atins, trading the usual road transfer for a more scenic start along the river and coast.
The first short stop is Vassouras, also known as the Island of the Monkeys. It breaks up the boat ride and gives you an early look at the sandy, water-shaped setting around the river mouth. The stop is brief, so think of it as a useful introduction rather than a long visit.
Next comes Caburé, a sandy peninsula between the river and the sea. This is an appealing place to pause because you can see two very different environments close together. You have lunch at one of the local restaurants before continuing to Atins. The meal is part of the day’s practical rhythm, but you should not treat it as the same included lunch specifically identified for day two.
At Atins, you change from boat to 4×4 vehicle. That change matters. The river transport gets you to the coast, while the 4×4 handles the sandy routes leading toward the park’s interior. You then begin a roughly 9-kilometer crossing over dunes and past lagoons toward Baixa Grande.
The timing is one of the day’s attractions. You are expected to reach Baixa Grande late in the afternoon, with a chance to see the sunset before settling in for the night. After a boat ride, restaurant lunch, vehicle transfer, and dune crossing, this will be a full day. Still, ending at an oasis rather than returning to town gives the trek its special character.
Baixa Grande is not just a place to sleep. It is a small oasis surrounded by the vast white dunes of the park. The overnight stop lets you experience the area when the day visitors have gone. Accommodation details are not specified, so I would ask what bedding, bathroom arrangements, and luggage limits apply before you pay.
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Day two: 14 kilometers toward Rancharia

The second morning begins at a time arranged with your guide. This is the longest walking day, with an approximately 14-kilometer route toward Rancharia. The route is built around the lagoons, so the day is not simply a march from one overnight stop to another.
You will stop at selected lagoons for swimming and photographs. These pauses are important. The water is not just scenery here. It gives you a chance to cool off, rest your feet, and break the walk into manageable sections. The appearance of the lagoons can vary, especially by season. A November visit may find some lagoons drier, so the exact swimming experience is not guaranteed year-round.
The dunes make distance deceptive. A route of 14 kilometers can feel harder when you are repeatedly walking up and down soft sand. You should arrive with a strong fitness level, as the operator specifically requires this. If your normal holiday activity is a short urban walk, this trek may be more demanding than the beautiful photos suggest.
You reach Rancharia and stop for the included lunch. After eating, you have a free afternoon to experience local culture and hear stories connected with the people of the region. This is one of the best parts of the design because the trip does not fill every hour with scheduled movement. You have room to slow down and pay attention to the place where you are staying.
The descriptions of the local communities are broad, and the exact activities are not listed. That is a good reason to ask your guide what the afternoon will involve on your departure date. You may find that the value lies less in a formal program and more in conversation, local stories, and the quiet pace of an overnight village stop.
Guide quality matters most on this day. Pedro has been singled out for careful leadership, attention to detail, and strong knowledge of the area. Mario has also been praised for making the experience feel safer and more rewarding. Those names are useful when you communicate with Receptivo Trilhatour, though guide assignments can change.
Day three: Lagoa do Cajueiro and the road to Santo Amaro

The final day begins at a time agreed with the guide. The walk to Lagoa do Cajueiro covers about 10 kilometers. Compared with day two, it is shorter, but your legs may still feel the previous day’s sand and heat.
Lagoa do Cajueiro is known for its color and curved shape. Those details make it a fitting final lagoon: the route ends with a place that is visually different enough to feel like a proper last stop, not just another pause along the trail. You have time to enjoy the lagoon before transferring onward.
The day ends with transport from the lagoon to Santo Amaro. That transfer is important for planning. The trek does not return you to Barreirinhas, so you should organize your next hotel or connection from Santo Amaro rather than assuming you will finish where you began.
The listed final segment takes about four hours, but the full day includes the walk and the transfer. Confirm the expected arrival time if you have a bus, flight, or other fixed booking afterward. A private tour gives your group more control, but weather and sandy routes can still affect timing.
What the $772.37 price really buys

At $772.37 per person, this is a costly excursion. The value depends on what you want from Lençóis Maranhenses. A quick lagoon trip from Barreirinhas will cost less and require far less effort. This trek is aimed at people who want to cross a larger section of the park and spend two nights close to the dunes.
You are paying for a connected experience rather than a single attraction. The plan combines the Barreirinhas to Atins boat, stops at Vassouras and Caburé, a 4×4 transfer, three walking stages, overnight stays, guided route finding, a day-two lunch, and the final transfer to Santo Amaro. The private arrangement also avoids being placed with an unrelated group.
That package can offer good value if you would otherwise need to arrange several separate rides, guides, and overnight stops. The staff are repeatedly praised for punctual communication, trip planning, and help with transfers. That logistical support matters in a region where the route uses different forms of transport and ends in a different town.
Still, you should ask exactly what the price includes before booking. Accommodation standards, meals beyond the stated day-two lunch, drinks, personal porter service, and any equipment are not detailed. The price is easier to justify when your group values personal attention and a carefully linked route. It is harder to justify if you mainly want lagoon swimming with minimal walking.
A few more Barreirinhas days to weigh up
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Private touring, guides, and practical planning
This is a private activity, so only your group takes part. That is useful for families, couples, or friends who want to keep together and avoid a large group pace. It also means the guide’s attention is directed at your party, which can make a demanding walk feel more manageable.
The strongest service feedback centers on communication and organization. Rickson is praised for replying quickly, even when contacted outside normal working hours, and for helping arrange the wider trip. That can be especially helpful if your route includes transfers before or after the trek.
The guide is your key contact on the trail. Ask about the day’s start time, expected walking pace, water arrangements, luggage, and sleeping conditions. The information provided confirms the approximate distances, but it does not specify whether your large bags are transported or whether you walk with everything you bring.
Pack for heat, sand, and repeated stops near water. Lightweight clothing, sun protection, sturdy footwear, and a dry bag for valuables are sensible choices. Bring only what you need for two nights if the operator advises you to carry your own belongings. Since the itinerary depends on good weather, keep some flexibility around the start date and the final transfer.
How the season changes the experience

The lagoons are not fixed features with the same water level all year. A November visit can find them drier, and that may change how much swimming is available. If swimming is your main goal, ask about current lagoon conditions before you commit.
The season also affects the look of the dunes and the comfort of the walk. The supplied details do not give a best month or a daily weather forecast, so I would rely on the operator for current conditions. The tour requires good weather, and a cancellation for poor conditions comes with either another date or a full refund.
Sunset is built into the first evening at Baixa Grande, which gives the start of the trek a memorable finish. Do not assume the same sunset experience on every departure, since weather and arrival time can vary. The route’s beauty is real, but nature sets the schedule here.
Who should book this route

I would recommend this trek to you if you:
- Want a multi-day experience inside Lençóis Maranhenses rather than a short excursion
- Enjoy long walks on sand and can handle 10 to 14 kilometers in a day
- Like mixing transport types with hiking
- Prefer private guiding and a group made up only of your own companions
- Value local overnight stays and a slower connection with the region
- Need help coordinating a route from Barreirinhas to Santo Amaro
I would hesitate if you have limited mobility, dislike heat, or want a relaxed holiday with short walks. The operator asks for strong physical fitness, and that should be taken seriously. The route is beautiful, but sand makes ordinary distances harder.
The 13 available ratings are uniformly positive, with particular praise for professional staff, punctual service, and guide care. The most useful criticism is about physical fatigue and seasonal lagoon conditions. Those are not minor details. They are the two issues most likely to shape your experience.
Should you book the three-day trek?

Book it if your goal is to experience Lençóis Maranhenses as a journey, not just as a photo stop. The boat to Atins, dune crossing to Baixa Grande, long walk to Rancharia, and final arrival in Santo Amaro create a real sense of crossing the park.
Before paying, confirm the accommodation setup, included meals, luggage arrangements, guide assignment, current lagoon levels, and the final transfer schedule. If those details suit you and you are fit for long sandy walks, the $772.37 price can make sense for a private, carefully managed route. If you mainly want easy access to famous lagoons, choose a shorter day tour instead.
Free cancellation is available up to 24 hours before the start time for a full refund. Changes or cancellations inside that window are not accepted for a refund, and poor weather may lead to a new date or full reimbursement.
FAQ
How long is the trekking experience?
The experience lasts approximately three days and includes two nights.
Where does the tour begin?
The tour begins in Barreirinhas, with a boat departure toward Atins.
Where does the trek finish?
The expedition finishes after a transfer from Lagoa do Cajueiro to Santo Amaro.
How far do you walk each day?
The first day includes an approximately 9-kilometer crossing after reaching Atins. Day two covers about 14 kilometers toward Rancharia, and day three includes roughly 10 kilometers to Lagoa do Cajueiro.
Is lunch included?
Lunch is included on day two at the Rancharia accommodation. On day one, you stop for lunch at a local restaurant in Caburé, but the provided information does not specify whether that meal is included in the tour price.
Is this a private tour?
Yes. Only your group participates in the activity.
Do I need to be physically fit?
Yes. The tour information says you should have a strong physical fitness level, particularly because of the long walks across dunes and sand.
Does the tour require good weather?
Yes. The experience requires good weather. If poor conditions cause cancellation, you are offered another date or a full refund.
Can I cancel for a full refund?
You can cancel up to 24 hours before the experience begins for a full refund. Cancellations or changes made less than 24 hours before the start time are not accepted for a refund.
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