Reviewed · LAVA TUNNEL TOURS
Silver Circle: Lava Cave, Waterfalls & Iceland Horses-Small Group
A Silver Circle day trip hits you with contrast fast, from cold air and icy footing at waterfalls to steam, then down into a lava cave where the colors look almost unreal. This small-group tour is designed for you to get more nature, less driving stress, and still end the day with a true wow moment at Viðgelmir Lava Cave.
I like that this route packs in major stops without feeling rushed: Glanni Waterfall, Deildartunguhver, Sturlureykir horses, Reykholt’s Snorralaug, Hraunfossar and Barnafoss, then the cave. I also love the small group size and the fact that you ride in a vehicle with onboard Wi-Fi, so the day feels connected instead of chaotic.
One drawback to consider is the road quality. Iceland is gorgeous, but some stretches can be bumpy. If you have back pain, you may feel it, and it is smart to pack for comfort.
Key things to know before you go
- Small-group feel (maximum 19) with more breathing room at stops
- Hotel pickup and drop-off in the Reykjavik area, with a clear meeting window
- Real admissions included, including Viðgelmir Lava Cave and the Sturlureykir horse farm
- Geothermal wow points, especially Deildartunguhver with its extreme hot water flow
- Lots of walking in cold conditions, plus icy paths where crampons may be helpful
The Silver Circle Day Plan: What Your 10 Hours Actually Feels Like

This is a full-day tour that runs about 10 hours. It starts at 9:00 am, with pickup in the Reykjavik area happening between 8:30 and 9:00. If you are staying in central Reykjavik, pickup might be at the nearest bus stop since some areas restrict vehicles, but you will get the exact location after booking.
The best practical thing here is that you do not have to plan routes, parking, or road timing. You also avoid the stress of trying to hit six or seven major natural sites in a single day on your own. Most riders love that the group is capped at 19 people, which typically means fewer crowds than the big, famous Golden Circle circuits.
You also get some comfort perks that matter in the real world. There is free Wi-Fi on the bus, and there is a professional guide who keeps the day moving with stories and explanations. Reviews repeatedly mention that the guide was engaging, interactive, and good at striking a balance between commentary and giving you time to just look.
More lava tunnel tours near Reykjavik:
- The Lava Tunnel Tour – Raufarhólshellir
★ 5.0 · 2,373 reviews - Reykjavik: Snæfellsnes Day Trip with Vatnshellir Lava Cave
★ 4.7 · 1,108 reviews - From Reykjavik: Raufarhólshellir Lava Tunnel by Bus
★ 4.6 · 793 reviews
Glanni Waterfall in Bifrost: Short Walk, Icy Footing, Big Calm

Glanni Waterfall is the first stop, and it sets the tone right away. You get around 20 minutes here in the Bifrost area, which is a nice change from the usual “big bus, big rush” vibe at more famous falls.
What makes this stop work is the contrast: you are arriving early, the air can be sharp, and the waterfall is set in a quieter pocket of scenery. In colder weather, the ground around the viewing area and short paths can get icy. One review specifically called out that crampons were provided, and that they helped both at Glanni and at the next hike. If conditions are slick, trust the safety gear and move slowly.
Practical tip: bring waterproof outerwear. Even if you are only stopping for photos, spray and mist happen, and getting wet fast in Iceland is a quick way to lose comfort.
Deildartunguhver Hot Spring: When Steam Means Power

Next you head to Deildartunguhver, and this stop is not just scenic. It is scientific and dramatic in a very physical way.
Deildartunguhver is described as the highest-flow hot spring in Europe, pouring out about 180 liters per second of 100°C hot water. You typically get around 20 minutes, enough time to understand what you are seeing and still not feel pulled along like a checklist item.
Instead of a classic geyser tower, you will see a series of vents and openings along a hillside. You can hear the energy as water and steam push out with force. The good part of a short stop like this is that you do not linger too long, because the area is active and you need to thread your way carefully around the paths.
Practical tip: wear grippy shoes. Even if you are not doing a long hike, this is one of those stops where the ground near geothermal features can be slippery and uneven.
Sturlureykir Icelandic Horses and Rugbraud: The Stop That Feels Personal

This is often the favorite part of the day, and not because it is flashy. It is because you get up close with animals and then get a taste of how geothermal heat shows up in everyday Icelandic life.
At Sturlureykir, you spend about 45 minutes. You can get near the Icelandic horses, and you are encouraged to interact rather than just stare from behind a fence. Many people expect a quick photo stop, but the Sturlureykir farm visit is structured to feel more like a real farm experience.
You also get a snack with local flavor: homemade rugbraud (hot spring bread), plus coffee or ice-cold water. Multiple reviews mention that the farm explains the breeding program and how the property uses geothermal energy, including how their private hot spring is used to heat the home and stables and to bake the rye bread.
One practical benefit here is pacing. You go from waterfall cold to geothermal warm, but Sturlureykir gives you a warm place to reset mentally. The cafe at the farm is also a nice wind-down spot before you head to the next historical stop.
If you love animals, this stop is worth showing up for even on a day when the waterfalls and cave are doing most of the heavy lifting.
More horse riding tours in Reykjavik:
- Reykjavik: Red Lava Horse Riding Tour
★ 4.8 · 2,383 reviews - From Reykjavík: Icelandic Horse Riding Tour in Lava Fields
★ 4.7 · 1,356 reviews - Icelandic Horseback Riding Tour with Pickup Option from Reykjavik
★ 5.0 · 1,145 reviews - Icelandic Horseback Riding Tour Including Pick Up from Reykjavik
★ 5.0 · 784 reviews
Snorralaug at Reykholt: A Small Bathing Spring with Big Story Energy

After the horses, you head to Reykholt, where you visit Snorralaug, a small hot spring used by local people since the 12th century. You also get a historical connection to Snorri Sturluson, a famous Icelandic poet and politician, who is tied to the site through medieval writings.
This stop is only about 20 minutes, so you do not come here expecting long museum time. Instead, it works like a quick cultural breather. The site is simple, but it gives you a sense of how people lived with geothermal features long before tourism ever became a thing.
Practical tip: bundle up. Even in bright weather, your body can cool down after outdoor stops. A short pause at Snorralaug is a good moment to put on another layer.
Hraunfossar and Barnafoss: Lava Waterfalls Across Nearly 1 Kilometer

Then comes the wow-y waterfall pairing, and you will understand why people call them lava waterfalls.
You visit Hraunfossar first. Water pours out of the Hallmundarhraun lava field, formed about 1000 years ago during an eruption connected to volcanoes beneath the Langjökull glacier. The waterfalls spread across roughly 900 meters, with rivulets flowing from the lava field in a way that feels unusual compared to single-drop falls.
You have about 30 minutes here, and it is not just a parking-lot photo moment. There are walking paths and viewing points along the shoreline area, and in winter-like conditions, icy patches can make footing tricky. Reviews mention crampons again here, so if it is icy, take that help.
A few meters away you find Barnafoss, also with about 30 minutes allocated. The name means waterfall of the children, tied to an old accident tale involving a stone bridge and two children from a nearby farm.
The practical thing I like about this pairing is that it gives you different “modes” of waterfall viewing. One stop is a long, spread-out scene; the other is a closer, story-driven moment. You end up with photos that look different from each other, not the same shot repeated.
Into Viðgelmir Lava Cave: Hard Hats, Headlamps, and Color in Rock
If you only care about one thing in Iceland, make it this. The included cave visit is the highlight for many people, and it is easy to see why.
You go to Viðgelmir Lava Cave for about 1.5 hours. This is a lava tube experience inside one of the largest lava caves in Iceland. You will see lava formations like stalactites and stalagmites made by flowing and cooling lava over time. The cave interior is known for striking colors and mineral shapes that you just do not see above ground.
Inside, expect a few practical cave details. People mention getting hard hats and headlamps, which makes a difference because some sections have limited lighting. Some passages can be tight or low, so you should plan to move carefully. The good part is that it is not a marathon. You pause along the route many times to look.
One fun detail: reviews mention part of the return walk where headlamps may be turned off for a short stretch, just for the feel of the darkness. If you are the kind of person who hates enclosed spaces, this cave is still manageable, but you should know it is real cave darkness, not a theme-park glow.
Wear warm layers. Even if the day is mild outside, caves run cool.
The Bus Ride, Timing, and Lunch Stop: Comfortable Enough, Not Always Smooth
The tour is timed to keep you moving without turning it into a sprint. After you drive from Reykjavik to the first stop, it often takes around two hours to reach Glanni. After that, the stops come closer together, and you get time between them to absorb stories and scenery.
There is a lunch stop in the afternoon, but lunch is not included. Plan on buying something simple and warm if the weather is chilly. You will also appreciate having a snack handy, because Iceland weather can slow you down and you do not want to feel hungry during the cave.
Comfort note: one review mentioned that Iceland roads outside Reykjavik can be very bumpy, and that it caused significant back pain for that person. The response from the operator was essentially that they cannot smooth out the roads, because those roads are often the only access route to the sights. Translation for you: bring a small cushion, wear a supportive layer, and consider a seat with more back support if you know you are sensitive to vibration.
Guides and the Iceland Stories You Actually Remember

This tour’s biggest intangible strength is the guide. People consistently praise guides for being engaging, adding context, and keeping the day fun without turning it into a lecture.
You may meet guides like Addi, who multiple people mention for keeping everyone involved. Others mention guides such as Dominique, Christina, Maria, Monica, Walter, and Thorri, with praise for humor and storytelling. There are also references to cave guides like Jan and Gareth, who explain formations clearly and add personality to the underground part of the day.
Why this matters: Iceland’s geothermal and volcanic features can look random if you do not have a framework. A good guide gives you the mental map for what you are seeing, like why lava fields shape how water flows out, or why a hot spring behaves the way it does. You end up remembering the stops, not just the photos.
What to Pack for an Iceland Day: The Stuff That Saves the Day
Iceland weather can change quickly, even on a single day. Based on the practical issues people call out, here is what you should pack for this specific route.
- Warm base layer plus a wind-resistant jacket, because some paths can feel brutally exposed
- Waterproof outerwear, especially if you want to get close to waterfalls
- Grippy shoes and warm socks
- Gloves and a hat, even if it looks sunny in Reykjavik
- If it is icy, trust any safety gear offered, like crampons
Also bring a small dry bag or zip pouch for your phone. Mist and spray happen, and you want your gear ready for caves too.
Value Check: Is $219 Worth It for This Mix of Nature and Included Admissions?
At $219 per person, you are paying for a lot more than just transportation. The included value is strong because several key experiences would cost you extra if you DIY.
What you get included:
- Hotel pickup and drop-off in the Reykjavik capital area
- Professional guide for the whole day
- Free Wi-Fi on the bus
- Admission to Viðgelmir Lava Cave
- Admission to the Sturlureykir horse farm
You still pay for your own lunch, but the major ticket items are already handled. For me, the value is in reducing friction. You are not comparing ticket prices mid-day while you are cold and hungry. You are not trying to coordinate driving, parking, and time windows across multiple sites.
This price also makes more sense if you want a guided day but you are tired of big crowds. The small group size and the quieter nature of the route are a big part of why the day feels satisfying.
Should You Book This Silver Circle Tour?
Book it if you want a guided day in Iceland that mixes waterfalls, geothermal heat, horses, and a real lava cave without the stress of driving. It is especially a good fit if you care about small-group comfort and you want the day’s highlights handled for you.
Skip it or think twice if you know bumpy rides are a major issue for you, or if you prefer long, slow hiking days instead of a tight set of stops. For most people, though, this is a smart way to see a lot of Iceland while keeping things organized and genuinely interesting.
FAQ
How long is the Silver Circle: Lava Cave, Waterfalls & Iceland Horses tour?
It runs for approximately 10 hours.
What time does the tour start, and when is pickup?
The start time is 9:00 am. Pickup happens between 8:30 and 9:00 am. You should be ready from 8:30 at your pickup location.
Is hotel pickup included?
Yes. There is free pickup and drop-off from hotels within Reykjavik. In some parts of the city, buses cannot drive, so pickup may be from the nearest bus stop.
What admissions are included?
Admission to Viðgelmir Lava Cave is included, and admission to the Sturlureykir horse farm is included.
Is lunch included in the price?
No. Lunch and meals are not included, though there is a stop for lunch and a coffee break in the afternoon.
What happens if weather is poor?
This experience requires good weather. If it is canceled due to poor weather, you will be offered a different date or a full refund.
Should I Book This Tour, Even If I Prefer the Golden Circle?
If you are already thinking about the Golden Circle, this is a strong alternative when you want similar Iceland icons but with more variety and a quieter feel. The included lava cave plus the horse farm adds texture that a standard Golden Circle day often does not. If bumpy bus rides are a concern for you, plan your comfort, otherwise this is a very good-value way to get a packed, well-guided day.
Recently reviewed around Reykjavik
- Day Trip to Snæfellsness Peninsula from Reykjavik★ 5.0 · 7 reviews
- Winter South Coast Day Tour by Minibus from Reykjavik★ 5.0 · 109 reviews
- Luxury Private Transfer from Reykjavik to Keflavik Airport★ 5.0 · 9 reviews
- Whale Watching and Golden Circle Tour from Reykjavik★ 4.0 · 28 reviews
- Whale Watching and Northern Lights Half-Day Combo Tour★ 4.5 · 43 reviews
- Whale Wonders Morning Expedition from Reykjavík★ 4.0 · 10 reviews
- Whale Watching & ATV Adventure from Reykjavik★ 4.0 · 6 reviews
- Whale Watching and Marine Life Tour in Reykjavik★ 4.5 · 55 reviews
Lava Tunnel Tours, compared.

Raufarhólshellir Lava Tunnel: Underground Expedition
Read our review →
Snæfellsnes Day Trip with Vatnshellir Lava Cave
Read our review →
The Lava Tunnel Tour with Transfer from Reykjavik
Read our review →
Lava Tunnel Tour Including Transfers from Reykjavik
Read our review →
Epic Snæfellsnes Adventure with Lava Cave Small-Group Day-Tour
Read our review →Browse the lists this tour appears in



