It is a volcanic structure in Ireland formed by slowly cooling magma in a volcanic pipe.
There is a predominance of hexagonal jointing due to the slow cooling to make pillars of basalt.
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Giant's Causeway was created in 1986.
It is in Europe:)
Giant's Causeway - 1900 was released on: UK: 1900 USA: 12 December 1903
Giant's Causeway
by a volcanic eruption
2
The giant's causeway in Northern Ireland.
The Giant's Causeway.
85 miles
In one answer you can say zero, as the Giant's Causeway is in the county of Antrim. In a second answer, from the town of Antrim, it is about 44 miles or 71 kilometres.
The Giant's Causway is made of about 4000 pillars of basalt rock.
It is on the north coast of county Antrim.