Discover the crystal-clear waters and dramatic sea caves of Portugal’s Berlenga Grande archipelago with Berlengatur’s snorkeling and glass-bottom boat tours. Swim freely around historic forts and vibrant reefs on this balanced marine adventure.
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Difficulty
easy
Duration
4–5.5 hours
Fitness Level
Suitable for all fitness levels; basic swimming ability recommended
Wildlife
History
The Forte de S. João Batista was built in the 17th century to protect the strategically important Berlenga Grande island from pirates and invasion.
Conservation
Berlengatur operates within a protected marine area under ICNF regulations, emphasizing low-impact tourism and respect for the fragile ecosystem.
Berlengatur
Discover the crystal-clear waters and dramatic sea caves of Portugal’s Berlenga Grande archipelago with Berlengatur’s snorkeling and glass-bottom boat tours. Swim freely around historic forts and vibrant reefs on this balanced marine adventure.
Berlengatur is a boat tour operator based in Atouguia da Baleia, Leiria, specializing in guided trips to the Berlengas archipelago. The company runs four core packages: Pacote 1 - Ida e Volta, a four-hour round-trip to Berlenga Grande with a 30-minute crossing each way where guests can hike trails, visit Forte S. João Batista and relax on the beach; Pacote 2 - Grutas, a glass-bottom boat tour focused on exploring the Berlengas caves, including the Blue Cave and St. John the Baptist Cave; Pacote 3 - Passeio Guiado e Grutas, which combines a guided hike highlighting island history and natural features with a glass-bottom cave tour; and Pacote 4 - Snorkeling e Grutas, offering a glass-bottom boat tour of caves plus free-time snorkeling.
Berlengatur emphasizes experienced crews who guide excursions and communicate in multiple languages. Boats include glass-bottom viewing sections for cave observation and offer time for onshore exploration and snorkeling where included. Trips depart from Atouguia da Baleia and serve visitors to the Leiria region and beyond.
The operator focuses on delivering memorable island experiences through a mix of exploration, natural observation, and relaxation. Safety and clear guidance are provided by the crew during boat tours and guided hikes. Travelers interested in marine caves, historic Forte S. João Batista, scenic trails, snorkeling, or a short island day trip will find options matched to those interests among the advertised packages. Booking information, schedules and availability are provided by Berlengatur for each advertised package. Departure point is Atouguia da Baleia harbor.
Departure
Atouguia da Baleia
Launch point for all trips
Tours Offered
4 Packages
Cave tours, hikes, snorkeling included
Duration
4 hours (Pacote 1)
Round-trip timing for Pacote 1
Crew
Multilingual
Experienced crew guiding excursions
Select a package, confirm schedules and departure from Atouguia da Baleia, and secure a spot for cave tours, guided hikes, or snorkeling.
Wear Reef-Safe Sunscreen
Protect your skin and the sensitive marine environment by choosing reef-safe sunscreen before snorkeling.
Bring a Lightweight Jacket
Ocean breezes can chill you during the boat crossing, so pack a light jacket or windbreaker.
Check Sea Conditions Before Booking
Tours can be canceled due to rough seas; confirm conditions to ensure a safe and comfortable trip.
Arrive Early for Check-In
Plan to arrive at least 30 minutes ahead at Stand 3 for smooth boarding and briefing.
Snorkeling Mask and Fins
Provided by the company, these enable a clear underwater view and efficient swimming.
summer
Reef-Safe Sunscreen
Protects skin from UV rays and preserves marine ecosystems.
summer
Light Windbreaker
Keeps you warm and dry during boat crossings in cooler weather.
spring
Waterproof Bag
Useful for keeping valuables dry aboard the boat.