The Hellisheidi Geothermal Exhibition is inside ON Power's geothermal power plant by Mount Hengill. It is about 25 kilometres east of Reykjavik and 30 kilometres west of Selfoss.
What the Geothermal Exhibition covers
The exhibition explains sustainable energy, power-plant operation, and geothermal projects in the Hengill area. Its displays combine wall panels, interactive exhibits, videos, and installations. For wider geological context, read about the volcanoes of Iceland.
Inside Hellisheidi Power Plant
The host facility is ON Power's Hellisheidi Geothermal Power Plant. The plant supplies electricity to Iceland's national grid and hot water to the capital region, while the exhibition explains how the operation works.
Where the exhibition is
The exhibition is reached by road. An ON Power charging station stands outside the site, providing a charging option for visitors arriving in an electric vehicle.
Comparing Reykjavik day tours
You can compare Reykjavik tours, but the listings should not be read as confirmation that a tour stops at the exhibition.
Check driving distance
Use the driving-distance tool to check road distances for a separate visit.



