The Giants Causeway is one of the most famous landmark features in the UK. The hexagonal basalt columns formed from the rapid cooling of lava from an ancient volcano. The formation continues below the sea and reappears on the Isle of Staffa (Scotland) at Fingal's Cave.
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muba, on April 23, 2007, said:
The Giants Causeway is one of the most famous landmark features in the UK. The hexagonal basalt columns formed from the rapid cooling of lava from an ancient volcano. The formation continues below the sea and reappears on the Isle of Staffa (Scotland) at Fingal's Cave.