About This Tour
This thematic half-day tour about caves and volcanoes at Terceira island, will show all the different outcomes of the volcanic origins of the islands! Starting with the climb onto Serra do Cume top, where you'll be surprised by the breathtaking beauty of one of the largest craters of the Azores; visit the Algar do Carvão, where you feel the experience of being on the inside of an empty volcano; have a small walk through the trail that leads you around the fumarolic field of Furnas do Enxofre; and explore the cave of Gruta do Natal, a set of basaltic lava tunnels; visit the natural pools of volcanic origin in Biscoitos, where you can admire its amazing bay filled with black volcanic rock.
Photo Gallery

Algar do Carvão

Furnas do Enxofre



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Geotour - Terceira Island: Explore the Caves
This four-hour tour takes you to explore Terceira Island's caves by boat, offering a unique perspective on the volcanic landscape. It's ideal for travelers seeking geological wonders and a comfortable journey with included air-conditioned transport.
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What's Included
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Additional Information
Cancellation Policy
For a full refund, cancel at least 24 hours before the scheduled departure time.
✓ Free cancellation due to bad weather
Tour Operator
TuriAzores - Animação Turística
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Frequently Asked Questions
Common questions about Geotour - Terceira Island: Explore the Caves
Who operates this experience?
This experience is operated by TuriAzores - Animação Turística, a local adventure provider.
What's included?
This tour includes Hotel pickup and drop-off, Local guide, and Gruta do natal entry fee. Additional amenities and services are included. All inclusions are provided by the tour operator.
How long is this tour?
The experience lasts approximately 4 hours, giving you time to fully enjoy your chosen activity.
Can I cancel this tour?
Yes, you can cancel up to 24 hours before the scheduled departure time for a full refund. If weather conditions are unsafe, the tour may be canceled by the operator. In such cases, you'll be offered a refund or reschedule.
What should I bring?
Bring comfortable walking or hiking shoes, a water bottle, and appropriate clothing for the activity level. Safety equipment is provided as needed.
Is transportation included?
Yes, transportation is included. Hotel pickup and drop-off are typically provided.
What to expect on this tour?
This adventure experience lasts approximately 4 hours and includes all necessary equipment and guidance. You'll have access to Hotel pickup and drop-off and more.
What fitness level is required?
This adventure activity requires a moderate level of physical fitness. Please review the tour details for specific requirements, or contact the operator if you have concerns about your fitness level.
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