Gunnuhver hot springs, located on Iceland's Reykjanes Peninsula, is a geothermal area known for its powerful steam vents and boiling mud pools. Named after a legendary ghost named Gunna, the area is steeped in folklore and geological wonder.

Gunnuhver is one of Iceland's largest mud pots, with temperatures reaching up to 300°C (572°F), making it one of the hottest geothermal springs in the country. The steam vents release plumes of steam and sulfuric gases into the air, creating an otherworldly atmosphere that contrasts with the surrounding barren landscape.

Visitors can explore boardwalks that offer safe viewpoints to observe Gunnuhver's impressive displays of geothermal activity. The vibrant colors of the mineral deposits, ranging from vivid yellows and oranges to deep reds and greens, add to the area's visual allure.