Nature’s Basalt Columns

Interlocking rock pillars formed from cooling lava millions of years ago in captivating locations worldwide, most notably Ireland’s Giant’s Causeway, Iceland’s Svartifoss, and Scotland’s Fingal’s […]

Hanging with the hoodoos

These rock pillars, or hoodoos, tell the geologic story of erosion seen in treasured natural landscapes worldwide. Over millions of years, changes in climate conditions […]