Step aboard a glass-bottom boat with Berlengatur and uncover the mesmerizing underwater caves of Berlenga Grande. Between vibrant marine views and rugged island trails, this experience uniquely blends sea and land adventure off Portugal’s coast.
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Difficulty
easy
Duration
4 hours
Fitness Level
Suitable for most fitness levels; involves moderate walking on uneven terrain and a seated boat ride.
Wildlife
History
Fort St. John the Baptist was constructed in the 17th century to defend the coast from pirate raids and now serves as a striking historical site.
Conservation
Berlengas is a designated biosphere reserve, with efforts focused on limiting visitor impact and preserving marine and bird habitats.
Berlengatur
Step aboard a glass-bottom boat with Berlengatur and uncover the mesmerizing underwater caves of Berlenga Grande. Between vibrant marine views and rugged island trails, this experience uniquely blends sea and land adventure off Portugal’s coast.
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.
Bring layers for changing weather
Ocean breezes can be cool even on sunny days, so pack a light jacket for the boat and island hikes.
Wear sturdy shoes for trails
Island paths are uneven and rocky—good grip and ankle support improve safety and comfort.
Use reef-safe sunscreen
Protect your skin and the sensitive marine ecosystem visible below the boat’s glass bottom.
Reserve your spot early
Boat tours fill quickly, especially in summer months. Booking in advance secures your trip.
Light jacket or windbreaker
Useful for protecting against cool sea breezes during the boat ride and island walk.
spring
Sturdy hiking shoes
Needed for traction and comfort on rocky island trails.
Sunscreen (reef-safe)
Helps shield skin from sun and protects marine life viewed beneath the glass boat floor.
summer
Reusable water bottle
Staying hydrated during the hike and boat trip is critical, especially in warmer months.