![The Giant's Causeway - Northern Ireland's volcanic curiosity](https://images.prismic.io/six-things/4e4dee2e-8d88-45e5-a551-782cd49a3164_County-Antrim-Ireland.jpg?auto=compress,format&rect=68,0,900,900&w=400&h=400)
The Giant's Causeway - Northern Ireland's volcanic curiosity
The Giant's Causeway is the name given to the unusual formation of about 40,000 interlocking hexagonal basalt columns - the result of an ancient volcanicfissure eruption - in County Antrim, Northern Ireland. Designated a UNESCO World Heritage Site, it is a significant tourist attraction, and also features in Northern Irish mythology.