There has been a wave of articles over the last few weeks out on the geoblogosphere on columnar jointing in lavas – with many, many great images of columns seen aroundthe world. I thought I’d jump in ...

Giant's Causeway in Northern Ireland features around 40,000 exposed polygonal columns of basalt in perfect horizontal sections. Chris Hill/Photodisc via Getty Images The reason patterns often appear ...

Catie Leary writes and curates visual stories about science, animals, the arts, travel, and the natural world. Giant's Causeway is perhaps the world's most extraordinary and well-known example of ...

Columnar jointing is a common feature in many basaltic lava flows and intrusions around the world. Spectacular arrangements of columns have fascinated observers for centuries, and numerous hypotheses ...

Climbing has been baned on the famous basalt columns in Armenia including Arpa Gorge and Garni Gorge. Up until recently one used to climb on some truly unique rock in Armenia, up hexagonal basalt ...