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geological · place

Giant's Causeway

Giant's Causeway

Interlocking basalt columns in Northern Ireland

Overview

The Giant's Causeway is an area of approximately 40,000 interlocking basalt columns, the result of an ancient volcanic fissure eruption, part of the North Atlantic Igneous Province active in the region during the Paleogene period. It is located in County Antrim on the north coast of Northern Ireland, about three miles (4.8 km) northeast of the town of Bushmills.

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