Geothermal Energy Exhibition Entry Ticket

At the Hellisheiði ON Power plant, you can see how Iceland turns heat beneath the ground into usable power. This is not a walk through the working plant. It is a polished exhibition attached to one of the world’s largest single-site geothermal plants, with views into turbine halls and outdoor machinery.

I like the hands-on displays, especially the cold-water, hot-water, and steam valve exhibit. I also like the freedom to set your own pace, use the free audio guide, and spend as little as an hour here before continuing your South Iceland drive. Free parking makes it an easy stop.

The main thing to understand before booking is that this is an exhibition, not a guided plant tour. You cannot enter the operating facility for safety and security reasons. If you expect to walk beside the turbines and pipes, you may find the experience limited.

Key points to know before you go

• See inside the turbine halls: Look into both the high-pressure and low-pressure turbine areas from the third floor.
• Use the free audio guide: Download the ON Geothermal Exhibit app or scan the QR code at the front desk.
• Try the working displays: Interactive valves show how cold water, hot water, and steam fit into the process.
• Allow one to two hours: Many people will see the main displays in about an hour, but the audio content adds useful detail.
• Plan it as a road-trip stop: The exhibition sits in the South Iceland countryside and has free parking.
• Know the limits: You see the power plant from designated viewing areas, but you do not enter the operational plant.

What this geothermal exhibition actually offers

Iceland is famous for using heat from below the ground, but it is easy to admire steaming vents and hot pools without understanding what happens next. This exhibition gives you the missing link. It explains how geothermal energy is harnessed and converted into useful power.

The setting matters. You are at the Hellisheiði ON Power plant, rather than at a general science museum removed from the machinery. The plant remains the subject of the visit, and the exhibition lets you connect the diagrams and videos with the real facility outside.

You receive an admission ticket and explore independently. Staff are present at the front desk to answer questions, but there is no regular guide leading a group through each room. Think of this as a compact, self-guided educational stop with strong visual access to the plant.

The exhibition works best when you take time with the explanations. You can walk through the displays, watch educational films, study storyboards, and use the audio guide. The information is designed to make geothermal technology easier to follow, even if you arrive with little knowledge of geology or power production.

The interactive displays make the process easier to understand

The most useful display lets you work with cold water, hot water, and steam valves. That simple physical comparison helps explain the process better than a wall of technical text. You can see the different stages and think about how heat and water move through the system.

I also like the multimedia approach. Screens and films break up the reading, and the video art adds some visual polish to what could otherwise feel like a dry engineering exhibit. The presentation has a modern feel without losing the practical subject matter.

A display about carbon sequestration adds another layer. It shows that the facility is not only about producing geothermal power, but also about wider questions surrounding emissions and how carbon can be handled. If you care about renewable energy, climate technology, or the way Iceland uses local resources, this section is worth your attention.

Children may find the controls and moving displays easier to grasp than a standard museum panel. The subject is still technical, so very young children may move through quickly, but older children can get a clear lesson in how power is made.

You should not expect a large museum with dozens of rooms. The exhibition is smaller and quiet, and the visit can feel brief if you simply read a few panels and watch a film. The audio guide helps add depth.

Use the audio guide, and bring the right device

The audio guide is one of the most important parts of the visit. You can download the ON Geothermal Exhibit app, or use the QR code available at the front desk. It provides more detail than the displays alone and helps you make sense of what you are seeing.

Bring a phone, tablet, or another device that can connect to the internet for the download. Headphones are also useful. The information about bringing headphones can be easy to misunderstand, since you need a device to access the guide in the first place. If you arrive without a suitable device, you may have to rely on the screens, films, and printed information.

The guide lets you move at your own speed. You can pause, replay, or skip sections instead of keeping up with a group. That is useful on a driving day when you want a focused stop rather than a fixed tour schedule.

The downside is that this format puts more responsibility on you. There may not be someone walking beside you to explain every display. Staff can answer questions at the front desk, but the main interpretation comes through the app.

For the best visit, download the app when you arrive, check that the audio works, and then start with the main exhibition before heading to the viewing areas. Give yourself enough time to listen rather than treating the audio guide as an optional extra.

Looking into the turbine halls

The plant itself is not open for casual walking tours. Safety and security rules prevent visitors from entering the operational area, and even exhibition staff cannot simply go inside. This is an important distinction between the advertised experience and what you may picture when you hear power plant tour.

You can, however, look into both the high-pressure and low-pressure turbine halls from the third floor. This gives you a view of the working equipment without placing you inside the restricted area.

From the outside decks, you can also see pipe systems, separation tanks, a steam regulator, and cooling towers. These views help connect the exhibition’s explanations with the actual machinery. You are not standing beside the equipment, but you are looking at the systems that make the lesson real.

The viewing areas are valuable for people who want a sense of scale and context. They are less satisfying for anyone expecting a close-up engineering tour. I would set your expectations correctly: you are observing an operating plant from approved points, not exploring its corridors.

Take your time at these viewpoints. Look back at the diagrams and try to identify the systems outside. The exhibition becomes more rewarding when you use the displays and the views together.

How long to stay and how to fit it into a South Iceland drive

The suggested visit length is about one to two hours. An hour should be enough for the main displays and a look at the plant. Plan closer to two hours if you want to use the full audio guide, watch the films, read the panels carefully, and spend time on the decks.

This is a good stop on a South Iceland round trip because it does not require a full day. You can park for free, explore without waiting for a group, and leave when you are ready. The countryside setting also gives you a change of pace from the road.

It is especially useful on a day when the weather makes outdoor sightseeing less pleasant. Still, the experience requires good weather under its stated operating conditions. If poor weather causes cancellation, you are offered another date or a full refund.

The exhibition is also close to MegaZipline, making it possible to combine an educational stop with another activity in the area. Do not assume you need to build an entire day around the exhibition. For most people, it works best as one carefully chosen stop among larger South Iceland sights.

Because the ticket is mobile, you can keep the booking on your phone. Confirmation is provided at booking, and the experience is offered in English.

Is the $21.69 ticket good value?

At $21.69 per person, this is not a bargain-priced roadside attraction, but the value depends on what you want to learn. If you have a strong interest in geothermal energy, geology, climate technology, or Icelandic infrastructure, the multimedia displays and audio guide make the price reasonable.

The ticket includes access to the full exhibition and the self-guided audio experience. Free parking also helps, since you do not have to add a parking charge to a short stop. The staff presence is another small benefit, even though you should not expect a personal guided tour.

The value is weaker if your main goal is to walk through a working power plant. You cannot enter the actual facility, and the viewing areas show only selected parts of it. For that reason, the admission fee pays for interpretation and access to viewing points, not a plant-floor tour.

I would also consider the time cost. A one-hour stop is easy to fit into a driving route. If you are rushing between major attractions, though, you may prefer to keep moving. The exhibition is educational rather than spectacular, so its appeal depends on your curiosity.

For families, the interactive parts can justify the cost, especially if children are old enough to follow a basic explanation of water, heat, and steam. For adults who want a technical look at renewable energy, the audio guide adds the detail needed to make the ticket worthwhile.

Who will enjoy it most

I would recommend this experience to you if you enjoy understanding how places work, not just photographing them. It adds useful context to Iceland’s reputation for renewable energy and gives you a close look at the systems behind geothermal power.

It suits:

• People interested in geology, engineering, or sustainable energy
• Families looking for an educational stop
• Visitors building a South Iceland road trip
• Anyone who prefers self-guided visits
• People who want a quiet indoor activity with outdoor viewing areas

You may want to skip it if you are looking for a dramatic natural attraction or a guided industrial tour. The exhibition is calm, informative, and fairly compact. Its rewards come from paying attention.

The experience is accessible to most people, and service animals are allowed. Since the guide is downloaded to your own device, check that your phone or tablet can connect to the internet before you begin.

My practical verdict

Book the Geothermal Energy Exhibition if you want a clear explanation of Icelandic geothermal power and are happy to explore at your own pace. Start with the audio guide, spend time with the valve display, and use the third-floor and outdoor views to connect the lesson with the plant.

Do not book it expecting to enter the power station. The exhibition is the attraction, while the working plant is something you view from controlled areas. With that expectation in place, the $21.69 ticket makes sense as a thoughtful one-hour stop on a South Iceland drive.

FAQ

Where is the Geothermal Energy Exhibition located?

It is located at the Hellisheiði ON Power plant in South Iceland, in the Icelandic countryside.

How long does the visit take?

The visit takes about one to two hours. You may see the main displays in about an hour, while the audio guide and closer study of the exhibits can take longer.

Is this a guided tour?

No. This is a self-guided exhibition. Staff are on site to answer questions, and an audio guide is available for visitors to download.

Is the audio guide included?

Yes. The audio guide is included in the entry fee. You can download the ON Geothermal Exhibit app or scan the QR code at the front desk.

What should I bring for the audio guide?

Bring a phone, tablet, or another internet-connected device so you can download the guide. Headphones are also useful for listening.

Can I enter the actual power plant?

No. Visitors cannot enter the operational plant because of safety and security restrictions.

What parts of the plant can I see?

You can look into the high-pressure and low-pressure turbine halls from the third floor. The outdoor decks offer views of pipe systems, separation tanks, a steam regulator, and cooling towers.

Is parking available?

Yes. Free parking is available at the exhibition.

Is the experience offered in English?

Yes. The experience is offered in English.

Can I cancel for a full refund?

Yes, if you cancel at least 24 hours before the experience start time. Cancellations made less than 24 hours in advance are not refunded, and changes within that period are not accepted. If poor weather causes the experience to be canceled, you are offered another date or a full refund.