
Natural Hot Spring
Blesi
south-iceland
Blesi is a pair of geothermal pools in the Geysir area of Haukadalur. Their blue water and mineral-stained edges make them one of the quieter features to notice between the area's more active hot springs and geysers.
Witness the stunning, vibrant blue pools against fiery red earth, a true spectacle of geothermal artistry.
Story
Deep within South Iceland's Haukadalur valley, part of the renowned Geysir geothermal field, lies Blesi – a captivating testament to the island's fiery heart. As you approach, the air hums with geological energy, and the landscape transforms into a canvas of vivid hues. Two mesmerizing pools of deep, almost otherworldly blue water draw your gaze, starkly contrasted by the surrounding earth, stained a rich, rusty red by mineral deposits. A delicate white rim traces the edges, framing this natural masterpiece. Blesi serves as a potent reminder that Iceland is perched directly on the Mid-Atlantic Ridge, the visible tip of a constantly active volcanic hotspot. For over a millennium, Icelanders have harnessed these very hot springs, not just for the spectacle, but for bathing, cooking, and heating, long before the world recognized geothermal energy's immense potential. Visiting Blesi offers a profound connection to this ancient, powerful land.
About Blesi
Blesi consists of adjoining geothermal pools within the Geysir geothermal field. Unlike Strokkur, Blesi is appreciated mainly for the colour of its water and the mineral deposits around the pools rather than for regular eruptions. The ground in the geothermal area can be dangerously hot and unstable, so visitors should remain on marked paths and behind barriers.
History
Blesi's history is intrinsically linked to the broader geological narrative of Iceland. Situated in the Haukadalur valley, a key part of the famed Geysir geothermal field, it stands as a vivid testament to the island's position directly on the Mid-Atlantic Ridge. This geological hotspot has shaped Iceland's landscape for millennia, giving rise to countless hot springs like Blesi. For over a thousand years, long before the concept of geothermal energy became globally recognized, these natural hot springs were integral to Icelandic life. Locals utilized the abundant heat from sources like Blesi for essential daily tasks, including bathing, cooking, and heating their homes. While Blesi itself might not have been a primary bathing spot due to its specific characteristics, its existence contributed to the understanding and utilization of geothermal resources that shaped the culture and survival of early Icelandic settlers. Today, it continues to be a significant natural landmark, reminding visitors of Iceland's powerful, ever-active subterranean forces.
Did You Know?
- Blesi is part of the Geysir geothermal area in Haukadalur.
- The feature consists of adjoining geothermal pools with distinctive blue water.
- Visitors should stay on marked paths because geothermal ground can be dangerously hot and unstable.
Did You Know?
Blesi is a distinctive part of the iconic Geysir geothermal field, showcasing Iceland's raw volcanic power at the Mid-Atlantic Ridge.





