Reviewed · SKY LAGOON AND GEOTHERMAL SPA TOURS
Reykjavik: Lava Cave, Hot Springs, and Waterfalls Tour
Viðgelmir Lava Cave is the star here: a nearly 1,600-meter tunnel of rippled lava, bright mineral colors, and strange ice formations in winter. I like that this day pairs the cave with Hraunfossar’s long chain of waterfalls and the hot water of Deildartunguhver, rather than sending you to one sight and straight back.
I also like the small vehicle, capped at 19 people, and the useful mix of scenery and Icelandic history at Reykholt. Guides such as Filip, Walter, Colin, and David have been praised for humor, music, stories, and careful handling of difficult weather. The drawback is the length: you are out for up to 10 hours, and lunch costs extra.
Key points to know before booking

- Viðgelmir takes center stage: Allow about 1.5 hours for the guided cave visit, with admission already covered.
- Hraunfossar is not one waterfall: Water pours from a lava field along roughly 900 meters, creating many separate falls.
- Reykholt adds real historical context: See Snorralaug, the hot pool associated with medieval writer Snorri Sturluson.
- The group stays fairly small: The maximum is 19 passengers, which gives you a better chance to ask questions.
- Bring warm layers and cash: Meals are not included, and the cave area can be cold, wet, or slippery.
- This is not an easy-access outing: It is not suitable for children under five, wheelchair users, or people with mobility impairments.
Why Viðgelmir Lava Cave is worth the long day

I would book this tour mainly for the cave. Iceland has plenty of open-air sights that you can see from a roadside pullout, but Viðgelmir gives you a close look at what a volcanic eruption left behind underground.
The cave is just shy of 1,600 meters long, though your guided visit lasts about 1.5 hours. You walk through a lava tunnel with unusual shapes, colors, and formations. Winter can add ice stalagmites formed by dripping water, giving the cave a different mood from the warmer months.
The entrance area also helps you understand the force of the eruption that formed it. The opening is surrounded by old lava, and the scale of the rock makes the volcanic event feel less like a textbook fact and more like something that reshaped the ground beneath your feet.
The route is not suited to everyone. The walkway can be wet underground, and handrails help with footing, but this is still a cave walk rather than a simple museum visit. Wear warm clothing and shoes that can handle damp surfaces. The tour is specifically not suitable for wheelchair users or people with mobility impairments.
The cave guides add a second layer to the experience. Brian, who has led cave visits for this company, has been praised for explaining the geology in detail while keeping the group safe. The cave portion may be handled by a specialist guide separate from your main driver-guide, so the quality of the commentary can vary by day.
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Glanni Waterfall begins the route into Borgarfjörður

After pickup in Reykjavík, the drive heads west toward Borgarfjörður. This area is closely tied to Iceland’s saga stories, and it gives the day a different feel from the more heavily visited routes near the capital.
The first planned stop is Glanni Waterfall, with about 30 minutes for sightseeing. It is a short visit, but a useful opening stop after the morning pickup. You get time to stretch your legs, take photographs, and see one of the region’s smaller but appealing waterfalls before the bigger sights arrive.
The schedule is full, so do not expect a long hike here. This is a scenic pause, not a major walk. That suits you if you prefer a day with several distinct stops instead of one long trail.
Deildartunguhver shows Iceland’s heat at close range

Deildartunguhver Geothermal Area follows, with roughly 20 minutes for photographs and sightseeing. It is one of the most powerful hot springs in Europe, and the useful thing about this stop is its immediacy. You are not simply looking at a steaming pool from far away. You can see hot water surging from the ground and understand why geothermal power is such a practical part of Icelandic life.
Twenty minutes is enough for a quick look, though not for lingering. Steam and weather can affect visibility, so this stop is best treated as a compact introduction to Iceland’s geothermal forces.
Bring a jacket even in summer. The air around a hot spring may look inviting, but the day itself can still be cold, windy, or wet. Also follow the guide’s directions closely, since geothermal areas are not places for wandering beyond marked viewing points.
Reykholt connects the scenery to Icelandic history

Reykholt is one of the most worthwhile stops for anyone who wants more than waterfalls and photographs. You have about 30 minutes to visit the historic site and see Snorralaug, a small hot spring used by local people since the 12th century.
The pool is linked to Snorri Sturluson, the medieval Icelandic poet and politician. His writings are central to the country’s saga tradition, and the spring is mentioned in medieval texts connected with him. That makes Reykholt more than a quick village stop. It ties the western region to the people and stories that shaped how Iceland remembers its past.
The visit is short, so you will not receive a full history lesson on every part of Reykholt. Still, it gives the day a welcome human scale. After seeing volcanic rock and powerful water, you are reminded that people have lived with these forces for centuries.
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Hraunfossar and Barnafoss deliver the day’s best views

Hraunfossar is one of the strongest reasons to choose this route. Rather than dropping from a single cliff, clear streams appear from the Hallmundarhraun lava field and run toward the river below. The waterfalls stretch for roughly 900 meters, so the view keeps changing as you move between viewpoints.
The lava field formed around 1,000 years ago during a major eruption from a volcano beneath the Langjökull glacier. Water now filters through the old lava and emerges in many rivulets. The effect is broad and delicate at the same time, with narrow streams cutting through dark rock before joining the river.
You have about 1.5 hours here for a break, lunch, free time, photographs, and sightseeing. That is a useful amount of time. You can see several viewpoints without feeling rushed, and there is room to eat before the cave visit.
Barnafoss is only a few meters away and provides a sharper contrast. Its water moves with more force through a narrower channel, making it look quite different from Hraunfossar. Try to see both before settling down for lunch.
Lunch is not included, so bring cash. The exact food arrangement can vary, but the stop allows time to eat and use facilities. Do not count on the tour price covering coffee, snacks, or a meal.
Weather matters here. Rain, wind, and low cloud can change the way the falls look, while snow can make paths slick. One guide, Colin, was praised for managing a snowy day calmly, and winter conditions can make the waterfalls and cave feel especially dramatic. They can also make the walking slower, so keep expectations flexible.
Húsafell gives you a final pause before Reykjavík

After the cave, the route includes about 30 minutes at Húsafell for a break, a visit, and possible shopping. This is a practical stop near the end of a long day. You can stretch your legs, use facilities, and pick up something small if needed.
The stop also helps break up the return drive. By this point, you will have spent time walking around waterfalls and inside a cave, so a short pause matters more than it might at the start of the morning.
The tour then returns to Reykjavík. Pickup is offered from accommodations within the city, but buses cannot reach some central streets. You may be assigned the nearest official bus stop instead. Exact pickup details are sent before the outing, and you should be ready between 8:30 and 9:00 in the morning.
If you prefer to meet the vehicle yourself, the stated meeting point is the Nicetravel office at Fiskislóð 45M. You must notify Nicetravel directly and arrive before 8:20 AM.
What the $210 price really covers

At $210 per person, this is not a cheap day trip. The value comes from how much ground you cover and what is included. Your price covers Reykjavík pickup and return, an English-speaking guide, onboard Wi-Fi, and the admission fee for Viðgelmir Lava Cave.
The cave admission is important. A separate cave tour would add to the cost, and this outing also handles transport between several western Iceland sights. You are paying for a full day with a driver-guide rather than simply buying entry to one attraction.
The small group improves the value. With a maximum of 19 passengers, the day should feel less crowded than a large coach outing, and you have a better chance to ask about geology, sagas, or local places. Guides named Filip and Walter have been praised for keeping the ride lively with stories, humor, and even music. Other guides, including Addi and David, have been described as friendly and helpful.
Still, the experience depends partly on the guide assigned that day. Some guides may offer lively commentary throughout the drive, while others may focus more on transport and instructions at each stop. The specialist cave guide often supplies the most detailed geological explanation.
You also need to budget for food. Meals are not included, and you should bring cash for lunch and an afternoon coffee break. The free Wi-Fi is a pleasant extra, but it does not change the basic calculation: this tour is good value if you want a full western Iceland day with cave entry included, less so if you mainly want a relaxed waterfall visit.
Who should choose this tour?

I would recommend it to you if you want variety in one day. You see waterfalls, geothermal activity, a historic site, a lava field, and an underground cave without arranging several separate excursions.
It suits adults and older children who can manage a long day and uneven or wet walking. Children under five are not accepted. The tour is also not suitable for wheelchair users or people with mobility impairments, so check your own comfort with walking before booking.
It is a good choice after several days of fast roadside stops because the pacing includes real pauses. Hraunfossar gives you 1.5 hours, the cave receives 1.5 hours, and the smaller stops are spaced through the day. You are active, but not hiking continuously.
I would hesitate if you dislike early starts, long drives, or changing weather. The tour can take the full 10 hours, and a snowy day may make the cave and waterfall paths slower. It is also not the best match if your priority is a long spa visit, since the listed schedule focuses on the cave, waterfalls, geothermal sites, Reykholt, and Húsafell.
Practical advice for a smoother day

Wear warm layers, even if Reykjavík looks mild when you leave. The western region can be colder and windier, while the cave is underground, damp, and cool.
Use sturdy footwear with good grip. The paths at the waterfalls may be wet, and the cave walkway can also be damp. Handrails are available inside the cave, but sensible shoes still make the visit easier.
Bring cash for lunch and the coffee break. Since meals are not included, a little planning saves you from relying on whatever is available at the stop.
Keep your morning flexible. Pickup takes place between 8:30 and 9:00, and road or weather conditions may affect the exact rhythm of the day. Free cancellation is available up to 24 hours before departure, and reserve-now, pay-later booking can help if your Iceland plans are still shifting.
Should you book this West Iceland tour?
Book it if Viðgelmir is high on your Iceland wish list and you want the transport, cave admission, waterfalls, Reykholt, and geothermal sights handled in one day. The combination of underground geology and open-air scenery gives the outing more substance than a simple waterfall loop.
Skip it if you need an accessible tour, want to avoid a full day on the road, or prefer to choose your own meal stops and walking pace. For most visitors who can manage the length and the cave walking, $210 is a fair price for a small-group route that reaches several excellent sights west of Reykjavík.
FAQ
How long does the tour take?
The tour takes up to 10 hours, including pickup in Reykjavík, sightseeing stops, the cave visit, and the return journey.
What time does pickup take place?
Pickup takes place between 8:30 AM and 9:00 AM. You should be ready at your assigned pickup location from 8:30 AM.
Is pickup from my Reykjavík accommodation included?
Yes. Pickup and drop-off within Reykjavík are included. Since buses cannot enter certain central streets, your pickup may be from the nearest designated bus stop.
Can I meet the tour instead of using hotel pickup?
Yes. You can meet at the Nicetravel office at Fiskislóð 45M, 101 Reykjavík. Notify Nicetravel directly and arrive before 8:20 AM.
Is Viðgelmir Lava Cave admission included?
Yes. Admission to Viðgelmir Lava Cave is included in the tour price, along with a guided visit lasting about 1.5 hours.
Are meals included?
No. Meals are not included. Bring cash for the lunch stop and the afternoon coffee break.
What should I bring?
Bring warm clothing and cash. Sturdy footwear is also a sensible choice because the cave walkway and outdoor paths may be wet.
Is the tour suitable for children and wheelchair users?
The tour is not suitable for children under five, wheelchair users, or people with mobility impairments.
What happens if I need to cancel?
You can cancel up to 24 hours in advance for a full refund. You can also reserve now and pay later, which keeps your plans flexible.
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