Golden Circle, Secret Lagoon & Kerið Small Group Tour

This tour gives you a full Iceland sampler in one long day: tectonic rifts, a huge waterfall, erupting hot springs, a volcanic crater, and a soak in the Secret Lagoon. The lagoon is the unusual extra, and for many people it becomes the best part of the day.

I like the small-group limit of 19 people, which feels more personal than a big coach tour. I also like the route’s variety: you are not looking at waterfalls all day, then you are not spending the whole trip in a hot pool either. The main caution is comfort. Some minibuses have tight legroom, and several stops can feel rushed.

Quick takeaways from the nine-hour route

• The Secret Lagoon is the tour’s special touch: It is rustic, warm, and usually a quieter alternative to Reykjavík’s larger spa experiences.
• Gullfoss delivers the biggest visual punch: Expect spray, wind, and a powerful two-tier fall fed by the Langjökull glacier.
• Strokkur erupts every four to 10 minutes: Keep your camera ready when the blue bubble forms.
• Þingvellir combines geology and history: You can see the rift valley linked with the Eurasian and North American tectonic plates.
• The small group helps, but the vehicle matters: A full minibus may feel cramped, especially in the back rows.
• Kerið adds color and contrast: Red volcanic rock, a blue-green lake, and a short rim walk finish the sightseeing.

Why this Golden Circle day works so well

The standard Golden Circle is already one of Iceland’s best first-day routes. This version adds the Secret Lagoon and Kerið, so you get a fuller picture of the country in roughly nine hours.

The appeal is variety. At Þingvellir, you walk through a broad rift valley. At Gullfoss, you watch glacial water thunder into a canyon. At Geysir, the ground bubbles and bursts. Then you change pace completely with a warm soak before making one last stop at a volcanic crater.

I especially like that the Secret Lagoon is not treated as a separate spa day. It gives your legs and mind a break after the main sights. The pool is not fancy, and that is part of its appeal. It sits among moss-covered lava fields, with a small geyser nearby and water held at about 100 to 104 degrees Fahrenheit, or 38 to 40 Celsius.

The route is not leisurely in the slow, lingering sense. You have about 40 minutes at Þingvellir, 40 minutes at Gullfoss, an hour at Geysir, 90 minutes at the lagoon, and about 20 minutes at Kerið. That is enough for a good introduction, but not enough to explore every path or take a long lunch.

Morning pickup and the Reykjavík start

Pickup is offered from selected points in central Reykjavík, not from every hotel or private apartment. If your accommodation is outside the pickup area, you need to find the closest listed meeting point.

Be ready at the exact time on your ticket. Collection can take up to 30 minutes depending on your pickup point and traffic, so standing outside in Icelandic weather requires proper layers. The advertised return is around 5:00 p.m., although road and weather conditions can change that.

Cruise ship passengers can use the designated pre-booked tour pickup area near the east side of the Skarfabakki terminal. You must provide the ship name, docking time, disembarkation time, and re-boarding time when booking.

The vehicle includes WiFi and air conditioning, but the minibus is the biggest practical question. The group limit is smaller than a coach tour, yet a full vehicle may still feel tight. One tall passenger found the legroom especially difficult, and people seated in the back have sometimes had a poor view through the windows.

My advice is simple: if you are tall, have long legs, or dislike close seating, ask about the vehicle before booking. The route involves a good deal of driving, so a small difference in seat comfort matters by the end of the day.

Þingvellir: tectonic plates and Iceland’s first parliament

After about a 40-minute drive, you reach Þingvellir National Park. This is one of those places where geology and history share the same walking path.

The park sits in a rift valley associated with the Eurasian and North American tectonic plates. The setting is broad and stark, with rock walls and open ground. It gives you a clear sense that Iceland is shaped by forces still at work beneath the surface.

Þingvellir is also tied to Althingi, Iceland’s first parliament. That makes the stop more than a photo break. Your guide can connect the scenery to the country’s early political life, and several guides have been praised for adding useful local stories and cultural background.

You have about 40 minutes here. In good weather, that should allow a walk and photographs without a frantic pace. In winter, the equation changes. Snow, darkness, wind, and ice can make the first stop less comfortable, especially on an early departure. Wear shoes with firm grip, and consider traction aids if conditions are icy.

Gullfoss: the waterfall that earns its place

Gullfoss is the emotional high point for many people on this route. The Hvíta River drops in two stages and appears to disappear into a deep canyon. The total fall is about 32 meters, and glacial water from Langjökull feeds the river.

You get about 40 minutes here. That is enough to reach the main viewpoints and watch the water from more than one angle, but strong wind or wet paths can slow you down. Waterproof layers help, especially near the spray.

Gullfoss looks different in every season. Summer brings clearer walking conditions and longer daylight. Winter can give the falls an almost severe beauty, with ice and snow around the river. The tradeoff is that the paths may be slippery, and daylight can be limited.

This is one stop where you should listen carefully to your guide’s timing. It is easy to spend the whole visit at the first viewpoint and miss the chance to walk farther along the marked route.

Geysir and Strokkur: keep the camera ready

The Geysir geothermal area gives its name to geysers around the world. The original Geysir is not the main performer today. Strokkur is the attraction, erupting roughly every four to 10 minutes.

The water can shoot 15 to 20 meters into the air. Your best moment comes when the pool swells into a bright blue bubble just before the eruption. Keep your camera aimed and avoid turning away too soon.

You have about an hour in the area. That gives you time to watch several eruptions, walk among steam vents, and see bubbling pools. Stay on the marked paths. The water is dangerously hot, and wind can carry steam across the walkway.

This is also the likely lunch stop, but lunch is not included. Food at the area can be expensive, with one account putting a burger at about $30. Bring snacks and a refillable water bottle if you want to keep costs down. Icelandic tap water is excellent, and the tour information specifically encourages bringing a bottle.

The guide can make a real difference here. Stefan, for example, reportedly helped people time the eruption by watching for the blue bubble. That kind of simple advice is more useful than a long speech about geothermal science.

The Secret Lagoon: a warm and rustic reset

The Secret Lagoon, or Gamla Laugin, is the tour’s main bonus. Entry is included, and you get about 90 minutes there.

The setting is informal rather than polished. The pool sits in moss-covered lava fields, and a small geyser adds a little movement to the scene. The water stays warm year-round, so the experience works in drizzle, cold, and even falling snow.

You must shower before entering the pool. This is mandatory, and you should bring swimwear and a towel or rent them on site. Swimwear and towels are not included in the tour price.

The lagoon is smaller and more rustic than the Blue Lagoon. That comparison matters. If you have already visited the Sky Lagoon or want a high-design spa, this may feel plain. One person found it disappointing after visiting the Sky Lagoon, while others considered it the most memorable part of the day.

I would think of it as a natural hot pool with basic facilities, not as a luxury spa. Its value comes from the timing and setting. After cold viewpoints and a busy sightseeing schedule, sitting in warm water while snow or rain falls around you can be wonderfully quiet.

The 90-minute stop gives you enough time to change, shower, soak, and get dressed without racing. It also adds a social pause to a day that otherwise moves from one sight to the next.

Kerið Crater and the final view

Kerið is the last sightseeing stop. The crater formed more than 6,500 years ago and measures about 270 meters across, with walls reaching roughly 55 meters high.

Its color is the draw. Red volcanic rock surrounds a bright blue-green lake, producing a sharp contrast that photographs well in any season. Summer brings green moss, while winter can add snow and ice.

You have about 20 minutes. That is enough for a look from the rim and a short walk, but not a full leisurely circuit. The scenic path around the lake takes about 20 minutes on its own, so you may need to choose between walking part of the rim and spending more time at the main viewpoint.

Kerið is an excellent final stop because it changes the mood again. After the scale of Gullfoss and the steam at Geysir, the crater feels compact and colorful. Just remember that the admission is included, and you should stay aware of the clock.

Guides, group size, and the pace of the day

The tour is conducted in English, and the guide is also the driver. That arrangement works best when the guide is energetic and clear. Several guides, including Sergio, Hilmer, Alex, Stefan, Simon, Edgar, Al, and Rebecca, have been singled out for good timing, local stories, safe driving, or helpful advice.

The quality of commentary can vary. Some people received vivid explanations and personal stories about Icelandic life. Others found the information fairly basic, and one person sitting toward the back could not hear the guide or the recorded commentary well.

The 19-person limit is still a useful advantage over a large coach. You spend less time loading and unloading, and the guide has a better chance of answering questions. But small group does not always mean roomy. Ask about seating if comfort is a priority.

The pace also depends on the season. In August, the attractions can be crowded even with an early start. In November and other darker months, the first stop may be dim, and snow or ice can reduce walking time. An early departure can help you reach each stop ahead of some larger groups, but pickup itself may take time.

Is the $148.74 price good value?

At $148.74 per person, this is not a bargain day out, but the price includes several costly pieces: return transport from Reykjavík, an English-speaking guide, Secret Lagoon admission, the full Golden Circle route, WiFi, and a nine-hour outing.

It is good value if you want to see the major sights without renting a car or working out Icelandic roads and weather yourself. You also avoid paying separately for a lagoon visit and transportation.

The value is weaker if you dislike scheduled sightseeing, want long hikes, or have already visited a major geothermal spa. You could find the stop lengths too short, and the lagoon may seem too simple if you expect a luxury facility.

Lunch, snacks, swimsuits, and towels cost extra. Bring food if you want to avoid the high prices near Geysir. Also budget time for changing at the lagoon, not just the time in the water.

Who should book this tour?

I would recommend it to a first-time visitor who wants a broad introduction to Iceland in one day. It suits couples, families with children aged six or older, and cruise passengers who need a structured excursion with a planned return.

It is also a good choice if you want the Golden Circle with a relaxing finish rather than another museum or shopping stop. The route gives you a strong mix of geology, water, geothermal activity, and bathing.

I would hesitate if you are very tall, need generous legroom, or prefer a slow pace. I would also think twice if you have already visited the Sky Lagoon and expect the Secret Lagoon to offer the same level of design and service.

The tour has a 4.9 rating from 1,426 reviews and is recommended by 98 percent of people who booked it. Those numbers fit the overall picture: the sights and route are excellent, while the main risks are vehicle comfort, guide consistency, weather, and limited time.

FAQ

How long does the tour last?

The experience lasts approximately nine hours, including pickup, sightseeing, the Secret Lagoon, and return transport to Reykjavík.

What places does the tour visit?

The route includes Reykjavík pickup, Þingvellir National Park, Gullfoss, the Geysir geothermal area, Secret Lagoon, Kerið Crater, and return transportation to Reykjavík.

Is Secret Lagoon entry included?

Yes. Admission to the Secret Lagoon is included in the tour price.

Is pickup included?

Yes, pickup and drop-off are included from selected pickup points in downtown Reykjavík.

Can the tour pick me up from any Reykjavík hotel?

No. Pickup is not available from private apartments, Airbnb apartments, suburban hotels, or Keflavík Airport. You may need to meet at the closest listed pickup point.

Is lunch included?

No. Lunch and snacks are not included. Food near the Geysir area can be expensive, so bringing snacks is useful.

Do I need to bring a swimsuit and towel?

Yes. Swimsuits and towels are not included, although they can be rented at the Secret Lagoon.

What is the minimum age?

The minimum age is six years, and children must be accompanied by an adult.

How many people can join the tour?

The group can have a maximum of 19 participants.

Can cruise ship passengers book this tour?

Yes. Cruise ship passengers can book, but they must provide the ship name, docking time, disembarkation time, and re-boarding time.

What happens if bad weather cancels the tour?

If poor weather causes cancellation, you will be offered another date or a full refund. The same applies if the minimum number of participants is not reached.

Can I bring luggage on the minibus?

No. The tour cannot store or transport luggage or suitcases, so bring only what you need for the day.

My recommendation

Book this tour if you want the Golden Circle’s essential sights plus a warm, low-key lagoon stop, and you value having transport and a guide handle the day. Bring layers, sturdy shoes, snacks, swimwear, and a towel.

Before paying, confirm your pickup point and ask about the minibus. If you can accept a busy schedule and possibly tight seating, this is a well-rounded first taste of Iceland. If you want spacious transport or extended time at each sight, choose a smaller private tour instead.