Eldvorp is a crater row of scoria and spatter cones located northwest of Grindavik on the Reykjanes peninsula in Southwest Iceland.
The area has extensive geothermal activity, emanating steam of about 280 degrees Celcius. The lava from the crater row is one of the most extensive Holocene lava flows on the Reykjanes Peninsula, covering about 20 km2.
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The area is partly located within the UNESCO-recognized geopark in the Reykjanes peninsula. The local energy company has tried to utilize the area for energy production but has been stalled by a petition to protect it.
In former times, local women would bake their bread in the warm steam of Eldvorp. You can still explore this area while on a self-drive tour in Iceland that visits Reykjanes.
