
Geology private full day tour
Pick your date
Highlighted days have spots open. Grey days are sold out or not running.
September 2026
Loading live availability
Who is going?
Adults
Age 13 and over
Children
Age 12 and under
Select a highlighted day to see live departure times and the exact price for your group.
Free cancellation up to 24 hours before. Same price on Viator, Outty earns a commission.
Traveler rating
5.0/5
Based on 15 traveler reviews. Ratings and reviews provided by Viator and Tripadvisor.
Quick answer
Is Geology private full day tour worth booking?
Geology private full day tour is a 8-hour experience in Terceira, Portugal, from $50 per person. It scores 79 out of 100 on the Outty Ranking, which we label “Strongly Recommended”, based on a 5/5 rating across 15 reviews. Cancellation is free up to 24 hours before the start time. Same-day spots are currently showing.
- Outty Ranking
- 79 / 100
- Rating
- 5/5 (15)
- Duration
- 8 hours
- From
- $50 per person
Visits to Algar do Carvão may be limited due to visitor center works Open (14:00 - 18:00 summer/ 14:30 - 17:30 winter). October-April close on Sun, Mon and Thursdays Lets embark on a journey spanning 3.5 million years?
What you get
- Private tour
- Hotel Pick up and drop off
- Geologist expert guide
About this experience
Visits to Algar do Carvão may be limited due to visitor center works Open (14:00 - 18:00 summer/ 14:30 - 17:30 winter). October-April close on Sun, Mon and Thursdays Lets embark on a journey spanning 3.5 million years? On this full-day tour, guided by a geologist, we will visit the most scenic points of interest, which just so happen to coincide with some of our most interesting geological features. We'll have the opportunity to explore concepts like vulcano-stratigraphy or polygenetic volcanoes. Along the way, we'll also discuss history and cultural heritage. Bring your swimsuit if you want to take a dip in one of the island’s famous natural swimming pools (weather permitting). And of course, we'll visit Gruta do Natal and Algar do Carvão. By the end of the day, you’ll have a comprehensive understanding of the geological history and geodiversity of Terceira Island. The experience is a fully customizable private tour, custom-made according to your personal needs and wishes.
What's included
Included
- Private tour
- Hotel Pick up and drop off
- Geologist expert guide
Not included
- Tickets to Algar do Carvão - €10.00 and Gruta do Natal (Christmas cave) - €9.00. Combo ticket €15.00
- Food and drinks
What you'll see and do
Monte Brasil
Sightseeing
60 minutes here
Ribeirinha
Sightseeing, Scenic views on the way
30 minutes here
Porto Judeu
Pass by
Pass by without stopping
Salga
Walk, Scenic views
80 minutes here
Vila de Sao Sebastiao
pass by
Pass by without stopping
Serra do Cume Viewpoint
Photo stop, Scenic drive, Scenic views on the way
60 minutes here
Praia da Vitoria
Sightseeing (optional)
60 minutes here
Terceira
Swimming (optional), Scenic drive, Scenic views on the way
60 minutes here
Biscoitos
Sightseeing, Swimming, Regional food (optional)
60 minutes here
Gruta do Natal
Visit, Guided tour
45 minutes here · Admission not included
Furnas do Enxofre
Visit, Guided tour, Walk
30 minutes here
Algar do Carvao
Photo stop, Visit, Guided tour
45 minutes here · Admission not included
Where it starts and ends
Meeting point
Terceira
We will meet at "Praça velha", main square, just in front of the city hall main door.
Hotel pickup
Pickup is available for selected locations.
Ends at
We will meet at "Praça velha", main square, just in front of the city hall main door.
Before you book
- Cancellation
- For a full refund, cancel at least 24 hours before the scheduled departure time.
- Languages
- pt, en, es
- Ticket
- Mobile Only
- Runs on
- Every day
- Group size
- Up to 4 travelers per booking
- Operated by
- Ricardo
Know before you go
- Service animals allowed
- Infants are required to sit on an adult’s lap
- Not recommended for travelers with spinal injuries
- Not recommended for travelers with poor cardiovascular health
- Suitable for all physical fitness levels
Photos






Good to know
- Duration
- 8 hours
- Free cancellation
- Up to 24h before
- Minimum age to book
- 1+
- Availability
- Bookable today
- Runs on
- Every day
- Price range
- $50 to $150
- Hotel pickup
- Available for selected locations
- Booked in 30 days
- 5
- Verdict
- Strongly Recommended
Why this scores 79
The Outty Ranking is a weighted composite. Here is how this experience performed on each component.
Geology private full day tour: questions travelers ask
Practical detail on this experience, plus the wider planning questions for Terceira.
How much does Geology private full day tour cost?
+
Prices start at $50 per person. The final price depends on the date, the time slot and the number of travelers, and peak weekends in Terceira usually price higher than midweek mornings. Live pricing and remaining availability are confirmed on the booking screen before you pay.
How long does Geology private full day tour take?
+
Plan for about 8 hours from start to finish, not counting travel to the meeting point. Most travelers leave another 30 minutes on either side so the rest of the day in Terceira is not rushed.
Is Geology private full day tour worth it?
+
It holds an Outty Ranking of 79 out of 100, which we label "Strongly Recommended". That score blends traveler sentiment (5/5 across 15 reviews), the depth of that review evidence, recent booking momentum, value for money against comparable last minute in Terceira, and how flexible the cancellation terms are.
Can I cancel or reschedule Geology private full day tour?
+
Yes. Cancel free up to 24 hours before the start time for a full refund. Inside that window the booking is non-refundable, and no-shows are not refunded.
Is Geology private full day tour suitable for kids and families?
+
The operator sets a minimum age of 1. Older children generally do well here, and families should factor in the 8-hour running time when deciding.
How far in advance should I book Geology private full day tour?
+
Around 5 people booked this in the last 30 days, so popular slots go early. Two to three weeks ahead is comfortable in shoulder season, while summer weekends and holidays in Terceira can sell out a month out. Same-day spots do open up when other travelers cancel, so it is worth checking if you are already in town.
What should I bring or wear?
+
Bring photo ID, your booking confirmation on your phone, a refillable water bottle and comfortable shoes. Dress for the weather in Terceira and add a light layer if any part of the 8-hour experience runs outdoors or after sunset.
Where does Geology private full day tour start and how do I get there?
+
The exact meeting point and directions are on your voucher once you book, and they sit in central Terceira within reach of public transport. Arrive 15 minutes early: late arrivals are treated as no-shows by most operators.
What are the best things to do in Terceira?
+
On Outty we rank every Terceira experience on the same 0 to 100 scale, and alongside this one the highest scorers right now include Watching whales and dolphins on Terceira Island, Underground Van Tour (Half Day) | Terceira Island, Island Van Tour (Full Day) | Terceira Island. The city page groups everything into most popular, highest reviewed, last minute and family-friendly so you can build a day around what actually delivers.
When is the best time to visit Terceira?
+
Booking patterns follow the same curve: prices and queues climb in peak weeks, while shoulder season gives you better availability on the top-ranked experiences and more room to change plans.
How many days do you need in Terceira?
+
Three full days covers the headline sights without sprinting. A workable rhythm is one anchor experience each morning, such as this one, an unhurried afternoon in a single neighborhood, then a food or nightlife booking in the evening. Five days lets you add a day trip outside the city.
Do I book through Outty or through the operator?
+
Outty ranks and explains the experiences, then hands you to Viator to complete the booking with the operator directly. The price is the same as booking on Viator yourself, and Outty earns an affiliate commission on the referral, which is how the rankings stay free to read.
Ready to lock in your spot?
Pick a date, choose your group, and see the exact price for Geology private full day tour.
Pick your date




