stackyFACTSYou might think the biggest danger of glacier trekking is falling into a crevasse, but when you are hiking over Katla, the ice is literally hiding a ticking geological time bomb.
You might think the biggest danger of glacier trekking is falling into a crevasse, but when you are hiking over Katla, the ice is literally hiding a ticking geological time bomb. Travelers navigating these massive Icelandic ice caves must be outfitted with specialized gas masks. The underlying magma vents routinely release toxic sulfur dioxide into the subglacial caverns, transforming a stunning blue-ice hike into a sudden exercise in hazardous material survival.
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