1. Home
  2. / Interesting facts
  3. / Pirates chose this beach on the coast of São Paulo as a hideout centuries ago, and visitors today understand why when they see the greenish sea, the animal-shaped rocks, and the natural aquarium.
Reading time 6 min of reading Comments 0 comments

Pirates chose this beach on the coast of São Paulo as a hideout centuries ago, and visitors today understand why when they see the greenish sea, the animal-shaped rocks, and the natural aquarium.

Written by Bruno Teles
Published on 26/04/2026 at 22:58
Updated on 26/04/2026 at 22:59
Be the first to react!
React to this article

Fortaleza Beach in Ubatuba served as a hideout for pirates and privateers centuries before becoming a tourist destination, and today it attracts families with its greenish sea, rocks resembling turtles and whales, a natural aquarium with fish and starfish, as well as restaurants, kiosks, and boat trips.

Pirates and privateers who sailed the São Paulo coast centuries ago chose this beach as a refuge point, and anyone visiting the place today immediately understands why. Fortaleza Beach, in Ubatuba, on the northern coast of São Paulo, received this name precisely because it served as a hideout for lawless navigators before the stretch became a canoe route for transporting goods between the Port of Santos and Ubatuba. The protected coves, the rock formations that block the view of those approaching from the sea, and the dense Atlantic Forest vegetation covering the surrounding hills created perfect conditions for pirates to anchor their vessels without being spotted, a geographical combination that today translates into a landscape of extraordinary beauty for visitors of all ages.

The natural scenery that attracted the pirates remains practically untouched. The greenish and crystalline sea, the rocks sculpted by nature into shapes resembling marine animals, and the natural aquarium formed by reefs at the tip of the beach make Fortaleza one of Ubatuba’s most complete beaches for those seeking scenic beauty and direct contact with marine life. The tourist infrastructure has grown around it without distorting the environment: restaurants, kiosks, food trucks, and snack bars are spread along the waterfront and its surroundings, and local companies offer boat trips, banana boat rides, and equipment rental for diving for those who want to explore the seabed that the pirates knew intimately.

Why pirates chose this beach as a hideout on the coast of São Paulo

Pirates used Fortaleza Beach in Ubatuba as a hideout. Today the place enchants with animal-shaped rocks, a natural aquarium, and a greenish sea. Discover it.

The geography of Fortaleza Beach offers natural protection that any clandestine navigator would recognize as a strategic advantage. The cove is partially enclosed by rock formations that limit the field of vision of vessels approaching from the coast, and the dense vegetation of the surrounding hills prevented lookouts on land from spotting ships anchored near the beach. For pirates and privateers who needed temporary shelter between attacks on commercial vessels or disembarkation points for stolen goods, the combination of visual protection, calm waters, and easy access to the open sea made Fortaleza a logical choice.

The history of pirates on the São Paulo coast predates the commercial development of the region. Before cargo canoes began to make the journey between Santos and Ubatuba transporting goods, the northern coast of São Paulo was occupied by caiçara communities and sporadically visited by European navigators who did not always have peaceful intentions. Fortaleza Beach, with its name evoking military constructions but actually referring to the natural robustness of the place as a point of defense and hideout, carries in its toponymy the memory of a period when the São Paulo coast was a territory disputed by pirates of different nationalities.

The turtle and whale-shaped rocks that surprise visitors to the beach

Pirates used Fortaleza Beach in Ubatuba as a hideout. Today the place enchants with animal-shaped rocks, a natural aquarium, and a greenish sea. Discover it.

The Pontão de Fortaleza, accessed by a short trail on the right side of the beach, houses two rock formations that nature has shaped over thousands of years into silhouettes resembling marine animals. One of the rocks has a shape that resembles a turtle, and the other, positioned closer to the sea, reproduces the outline of a whale with such fidelity that, depending on the day’s conditions, the waves breaking behind it create the visual impression that the animal is expelling air through its blowhole. The effect is so convincing that visitors frequently stop to photograph and film the moment the water splashes from behind the formation, records that circulate on social media and fuel the curiosity of those who have not yet visited the place.

The rock formations are not just a visual curiosity. They also function as a natural barrier that protects Fortaleza’s main cove from stronger waves coming from the open sea, contributing to the beach’s waters remaining calm and safe for swimming, a characteristic that explains both the pirates’ choice in the past and the preference of families with children and the elderly in the present. The trail leading to the pontoon is short and accessible, and the route offers panoramic views of the coastline that justify the few minutes’ walk between the sandy strip and the formations.

The natural aquarium hidden at the tip of the pirates’ beach

At the right tip of the waterfront, before accessing the pontoon, a stone reef forms a natural pool where marine life concentrates in surprising quantity and variety for visitors of all ages. Fortaleza Beach’s natural aquarium is home to fish like sergeant majors, sea turtles, starfish, and other animals that take refuge among the rocks and can be observed just a few centimeters away without the need for professional diving equipment. The transparency of the greenish water allows for a clear view of the bottom, and on calmer sea days, the experience approaches that of diving in a controlled aquarium, with the difference that everything there is wild and alive.

For those who want to go beyond superficial observation, tourism companies in the region offer snorkel and diving equipment rental. The visible fauna in the natural aquarium varies according to the time of year and sea conditions, but sergeant majors are an almost guaranteed presence throughout the year, accompanied by species that circulate between the reef and the open sea, taking advantage of the protection the rocks offer against predators and currents. The fact that pirates anchored on this same coast centuries ago and that today families dive in the same reef to see fish summarizes the transformation of an outlaw hideout into a family leisure destination.

What infrastructure visitors find at the beach that was a pirates’ hideout

Fortaleza Beach has ceased to be a secret long enough to develop infrastructure that caters to everyone from the casual tourist to the adventurer who wants to explore Ubatuba’s coastline in depth. Parking is available on public roads and private areas with prices starting from R$ 20, and the waterfront offers dining options ranging from restaurants with full menus to food trucks and snack bars serving quick portions on the sandy strip. Local tourism companies offer boat trips along the coast, activities like banana boat and inflatable disc, and surfboard rentals for those who want to surf the waves that form at the entrance of the cove.

The diversity of visitors to Fortaleza reflects the versatility of the place. Families with small children enjoy the calm waters of the main cove; the elderly walk along the flat sandy strip and enjoy the shade of the kiosks; young people explore the pontoon trail and dive into the natural aquarium; and couples seek out the waterfront restaurants for lunch with a view of the sea that pirates knew before any tourist. Ubatuba has dozens of beaches, but Fortaleza holds a special position for bringing together history, natural beauty, and infrastructure in a single spot on the northern coast of São Paulo.

And you, have you visited Fortaleza Beach in Ubatuba? Did you know that pirates used this stretch of coastline as a hideout? Leave your opinion in the comments.

Sign up
Notify of
guest
0 Comments
most recent
older Most voted
Built-in feedback
View all comments
Tags
Bruno Teles

Falo sobre tecnologia, inovação, petróleo e gás. Atualizo diariamente sobre oportunidades no mercado brasileiro. Com mais de 7.000 artigos publicados nos sites CPG, Naval Porto Estaleiro, Mineração Brasil e Obras Construção Civil. Sugestão de pauta? Manda no brunotelesredator@gmail.com

Share in apps
0
I'd love to hear your opinion, please comment.x