Sesimbra and Espichel's Grotto Tour

SKU: A003
Boat tour that departs from Sesimbra and goes to Cabo Espichel and, along the way, you will visit the caves and geological formations that exist along the coast. Cabo Espichel is famous for its geological wealth and unique limestone formations.
Schedule Activity Description Info FAQ





09:30 am Check-in at Bolhas Tours Marine Center
10:00 am Departure from Sesimbra’s harbour
12:30 pm Return to the Sesimbra’s harbour and check-out


2:00 pm Check-in at Bolhas Tours Marine Center
2:30 pm Departure from Sesimbra’s harbour
5:00 pm Return to the Sesimbra’s harbour and check-out


Activity Description


- Boat tour along Luiz Saldanha Marine Park coast to visit the caves and unique and singular grotto formations from Sesimbra coast to Espichel.

- On return, stop at Baleeira bay amazing beach to dive in its crystal clear water only accessible by boat.

- Return to Sesimbra harbour.

- Minimum number of participants: 6

- For other schedules contact: info@bolhastours.com


  • Boat rental with crew
  • Insurance for all participants
  • Tour guide


  • Regional wine
  • Water

Useful advices

Sunscreen, comfortable shoes and bathing suit.


Explore the Amazing Caves of Sesimbra and Cabo Espichel


Join us on an unforgettable boat tour to discover the breathtaking caves of Sesimbra and Cabo Espichel, renowned for their geological diversity and distinctive limestone formations found nowhere else in the region.

Explore the Tamboril cave, celebrated for its captivating zenithal lighting and crystal-clear waters as well the entrance of the Frade's cave, an expansive network of caves and galleries.

Don't miss the chance to witness the remarkable rock formations called "Mesas" at Cabo Espichel or the "Pombeira Arch" (Pigeon's arch) and many other natural wonders sculpted by centuries of marine erosion.

Be awe with the "Bifa" geological formation at the cape's base, offering a mesmerizing spectacle of seawater explosions reminiscent of a geyser.




1. The tour to the caves of Sesimbra and Cape Espichel takes place all year round?

Yes, Bolhas Tours runs boat trips to the caves, from Sesimbra to Cape Espichel, all year round.

2. What's the sea like in Sesimbra and along the Arrábida coast?

With more than 300 days a year of calm sea and little wind, the sea of Sesimbra, protected by the Serra da Arrábida, is the ideal place for boat trips along the coast.

3. Is there parking near the Bolhas Tours Nautical Center?

Yes, the area of Porto de Abrigo and Sesimbra Marina where the center is located is a free parking area.

4. I'm on vacation and I don't have a car. How do I get to Sesimbra from the center of Lisbon or Setúbal?

You can contact Bolhas Tours for transportation - available for groups of more than 6 participants and under budget, or by Uber-type apps, with an average cost per journey of €29 for up to 4/6(XL) people between Lisbon and the Bolhas Tours nautical center in Sesimbra.

5. If the departure for the tour is canceled due to adverse sea conditions, what happens to the amount already paid, is it refunded?

Yes, whenever weather conditions prevent the tour to visit the caves from taking place, a full refund is made to the client within a maximum of 48 hours, without any penalty or cancellation fee.

6. When you visit the caves, do you go inside?

Yes, the caves are visited from the inside. Occasionally they may only be visited from the outside, if the crew so decides for safety reasons.

7. The program description states that the tour is scheduled for 10:00 a.m. in the morning. Can I arrive at the Bolhas Tours nautical center at that time to check in?

The departure time shown in the program is the time of departure for the sea. You must check in at the nautical center at least 30 minutes in advance (by 09.30) to make payments, briefing, put on vests for the little ones and use the toilet, if necessary, before the tour.

8. I'm going to do the grotto tour on the last day of my stay in Sesimbra, can I store my luggage at the Bolhas Tours center while I do the tour?

Yes, you can leave your bags and luggage at our nautical center.

9. What type of boat is used on this tour?

The boats used for this tour are semi-rigid boats that allow you to enter and visit the caves in total safety and comfort. With individual seats for up to 18 participants, access ladders to the water, a sound system and a shaded area in the rear seats, they are the ideal boats for this activity due to their easy maneuverability, small draft and speed.