easy
4–5.5 hours
Suitable for all fitness levels; basic swimming ability recommended
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.
Protect your skin and the sensitive marine environment by choosing reef-safe sunscreen before snorkeling.
Ocean breezes can chill you during the boat crossing, so pack a light jacket or windbreaker.
Tours can be canceled due to rough seas; confirm conditions to ensure a safe and comfortable trip.
Plan to arrive at least 30 minutes ahead at Stand 3 for smooth boarding and briefing.
The Forte de S. João Batista was built in the 17th century to protect the strategically important Berlenga Grande island from pirates and invasion.
Berlengatur operates within a protected marine area under ICNF regulations, emphasizing low-impact tourism and respect for the fragile ecosystem.
Provided by the company, these enable a clear underwater view and efficient swimming.
summer specific
Protects skin from UV rays and preserves marine ecosystems.
summer specific
Keeps you warm and dry during boat crossings in cooler weather.
spring specific
Useful for keeping valuables dry aboard the boat.