nationalgeographicmagazine:

Svartifoss, Iceland Photograph by Giacomo CiangottiniSvartifoss (Black Fall) is surrounded by the dark lava columns that gave rise to its name. The hexagonal columns were formed inside a lava flow that cooled extremely slowly, giving rise to crystallization. Skaftafell National Park, Iceland.
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nationalgeographicmagazine:

Svartifoss, Iceland
Photograph by Giacomo Ciangottini
Svartifoss (Black Fall) is surrounded by the dark lava columns that gave rise to its name. The hexagonal columns were formed inside a lava flow that cooled extremely slowly, giving rise to crystallization. Skaftafell National Park, Iceland.

Download Wallpaper (1600 x 1200 pixels)