View allAll Photos Tagged BasaltColumns
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The Giant's Causeway is an area of about 40,000 interlocking basalt columns, the result of an ancient volcanic fissure eruption
Dverghamrar, a collection of basalt columns in south Iceland. Waterfall at Foss farm is in the background.
Those aren't cobblestones, it's natural jointing in the basalt.
Guide Falls trail, Burnie, taken 7 February 2011.