A half-day speedboat tour on Rio Preguiças takes you to Vassouras’ lagoon pools, the panoramic Mandacaru Lighthouse, and Caburé’s river-meets-sea peninsula. Expect calm river travel, riverside culture, and chances to swim and spot capuchin monkeys.
More ways to explore the area's outdoor wonders
You step onto a low-speed pier as the morning light slides across the Preguiças River; the boat’s engine hums, and a corridor of mangrove fringe and shifting dunes opens up ahead.
Difficulty
easy
Duration
6–7 hours
Fitness Level
Suitable for most fitness levels; involves short walks, a lighthouse climb of several dozen steps, and getting on/off a small boat
Wildlife
History
Barreirinhas and the Preguiças River have long been home to fishing and small agricultural communities and form the eastern approach to Lençóis Maranhenses’ dune ecosystems.
Conservation
The area’s dunes, mangroves, and lagoons are sensitive—avoid leaving trash, respect wildlife, and follow local guide instructions to minimize erosion and disturbance.
Reserve your spot on the Discover the Beauty of Rio Preguiças on a Unique Tour today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Bring cash for local stalls
Many villages sell crafts, snack foods, and caipirinhas; small vendors often accept only cash.
Sun and shade planning
Wear a sun hat and reef-safe sunscreen—the boat sections are exposed and midday sun is strong.
Bug protection
Apply insect repellent before shore stops and pack a light long-sleeve for late-morning or late-afternoon visits.
Boat seating and motion
Choose a shaded seat on the boat if you’re prone to seasickness and secure loose items during river crossings.
Swimwear and quick-dry towel
For lagoon swims at Vassouras and beach time on Caburé.
summer
Insect repellent
Keeps mosquitoes and biting insects at bay during riverside stops.
fall
Sun hat and reef-safe sunscreen
Protects from strong equatorial sun during exposed boat sections and beach stops.
summer
Light rain shell or poncho
Useful in brief tropical showers common in the rainy season.
spring