Top things to do in Alentejo in Summer (Updated October 2026)

Alentejo, Portugal
Lisbon: Snorkeling in the Prof Luiz Saldanha Marine Reserve

Snorkelling reveals an underwater world full of life and colour in the Prof. Luiz Saldanha Marine Reserve. With calm waters and impressive biodiversity, this guided …More

Snorkelling reveals an underwater world full of life and colour in the Prof. Luiz Saldanha Marine Reserve. With calm waters and impressive biodiversity, this guided...

3 hours Free Cancellation
5.0 (9)
from
$63
Sesimbra by Seaview Board

You will head to the diving spots across the landscape of Arrabida’s Natural Park. You will be amazed with the enormous cliffs and nature around …More

You will head to the diving spots across the landscape of Arrabida’s Natural Park. You will be amazed with the enormous cliffs and nature around...

2 hours Free Cancellation
5.0 (2)
from
$80
A day at the beach and diving

This is the ultimate fun and diving experience. It's for your entire crew. You will be sharing what you love to do with those who …More

This is the ultimate fun and diving experience. It's for your entire crew. You will be sharing what you love to do with those who...

4 hours Free Cancellation
5.0 (4)
from
$286
Try diving, breathing underwater Lisbon region

Nobody knows about diving in Portugal as we do. We are Portuguese divers and we are keen to go diving with our friends and clients …More

Nobody knows about diving in Portugal as we do. We are Portuguese divers and we are keen to go diving with our friends and clients...

4 hours Free Cancellation
5.0 (3)
from
$172
Lisbon : Arrábida Kayak & Wild Beach Snorkeling/Pick-Up Option

Dive into the Magic of Arrábida – Your Adventure Awaits! Experience the very best of Arrábida with an unforgettable kayaking tour. Paddle through crystal-clear waters, …More

Dive into the Magic of Arrábida – Your Adventure Awaits! Experience the very best of Arrábida with an unforgettable kayaking tour. Paddle through crystal-clear waters,...

7 hours Free Cancellation
5.0 (3)
from
$51
Kayak and Paddle Tour in Marvão

Explore the waters of the Apartadura dam and enjoy the surrounding landscape. Our water mirror, located in the middle of the Natural Park of Serra …More

Explore the waters of the Apartadura dam and enjoy the surrounding landscape. Our water mirror, located in the middle of the Natural Park of Serra...

3 hours Free Cancellation
5.0 (4)
from
$86
Sesimbra: Private Yacht tour in Arrábida Secret Beaches and Bays

At check in at our centre just pick up your short suit and all is ready to board one of the most fantastic adventures of …More

At check in at our centre just pick up your short suit and all is ready to board one of the most fantastic adventures of...

3 hours Free Cancellation
5.0 (4)
from
$798
Stand Up Paddle Experience at Portinho da Arrábida

Stand Up Paddle is an excellent way to be in perfect symbiosis with nature, in the heart of the Arrábida Natural Park and Luiz Saldanha …More

Stand Up Paddle is an excellent way to be in perfect symbiosis with nature, in the heart of the Arrábida Natural Park and Luiz Saldanha...

3 hours Free Cancellation
5.0 (2)
from
$40
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