Rare 'snow snakes' are slinking across the black sand beaches of Iceland
Meandering white trails known as snow snakes appear on Iceland's volcanic coastlines when specific wind conditions sculpt falling snow into long, serpent-like formations against the dark sand.
Icelandic black sand beaches occasionally host a striking visual phenomenon where long, sinuous tubes of snow appear to slither across the dark volcanic grains. These formations occur when light, dry snowfall meets steady winds that roll the flakes into elongated cylinders.
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