Fingal's Cave is a sea cave on the uninhabited island of Staffa, in the Inner Hebrides of Scotland, part of a National Nature Reserve owned by the National Trust for Scotland.[1] It is formed entirely from hexagonally jointed basalt columns, similar in structure to (and part of the same ancient lava flow as) the Giant's Causeway in Northern Ireland and those of nearby Ulva. In both cases, the cooling surface of the mass of hot lava cracked in a hexagonal pattern in a similar way to drying…

Fingal's Cave is a sea cave on the uninhabited island of Staffa, in the Inner Hebrides of Scotland, part of a National Nature Reserve owned by the National Trust for Scotland.[1] It is formed entirely from hexagonally jointed basalt columns, similar in structure to (and part of the same ancient lava flow as) the Giant's Causeway in Northern Ireland and those of nearby Ulva. In both cases, the cooling surface of the mass of hot lava cracked in a hexagonal pattern in a similar way to drying…

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