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Primeval isle

The Isle of Skye's rugged terrain formed by lava tubes cooling over millions of years, with a knurled coastline of peninsulas and inlets, featuring the Old Man of Storr.

#LavaLandscapes #IslandGeology #ScotlandLandmarks

© Helen Hotson / Alamy Stock Photo

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Green today, gone tomorrow

Tidal ridges of hardened lava glow green from algae during March-May, but effect is ephemeral, so plan visit with tidal charts.

#LaomeiGreenReef #LavaLandscapes #OceanTidalPatterns

© CHAO-FENG LIN / iStock / Getty Images Plus