A 2.5‑hour boat trip from Sesimbra through Arrábida’s limestone cliffs, secret coves and sea caves. Swim, snorkel and taste local wine while a guide points out hidden beaches and coastal history.
More ways to explore the area's outdoor wonders
The boat slips free from Sesimbra’s quay and the Atlantic immediately begins to shape the day: cliffs push the tide into glassy, blue pockets and caves yawn like doors into cool shadow.
Difficulty
easy
Duration
2–3 hours
Fitness Level
Suitable for most fitness levels; requires basic mobility for boarding and short water entry for swims.
Wildlife
History
This stretch of coast has long been a fishing and pilgrimage route; Cabo Espichel’s sanctuary and maritime traditions shape local culture.
Conservation
Arrábida is a sensitive marine and coastal environment—use reef‑safe products, avoid touching sealife and follow guide instructions to minimize impact.
Reserve your spot on the Secret beaches and caves today and enjoy a trusted, highly rated experience designed to help you make the most of your adventure.
Bring reef‑safe sunscreen
UV is intense on open water; choose reef‑safe SPF and reapply after swimming.
Wear slip‑resistant shoes for boarding
Small tenders and wet decks are common—light trainers or water shoes improve grip.
Pack a dry bag
Phone, jacket and any documents should be kept dry during transfers and swims.
Time your visit for calm seas
Morning departures usually have flatter water for easier snorkeling and boarding.
Reef‑safe sunscreen
Protects skin and marine life under strong Atlantic sun.
summer
Swimwear and towel
For swims at anchor and drying off between stops.
summer
Light windbreaker
Wind and spray can make mornings cool even in warm months.
spring
Dry bag (small)
Keeps phone, wallet and layers dry during boarding and swims.