Vanguard Cave, part of the Gorham’s Cave Complex, is a sea-level cave located in the British Overseas Territory of Gibraltar.

#geoplogy #marine #Earth #planet #columnarjoints #Gibraltar #UK #British #limestone #landscape #erosion #vanguardcave #gorham

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Geology meets geometry

Svartifoss waterfall in Iceland features hexagon-shaped basalt columns formed by cooling lava's stress-induced cracks, averaging out to perfect shapes.

#BasaltColumns #ColumnarJoints #IcelandicLandscapes

© FEBRUARY / Moment / Getty Images

Today, one day after #VolcanoThursday some stairs made of #basalt columns 🐾 Our humans found them during #hedgewatch in #Iceland 😻 These patterns formed during the cooling of #basaltic #lava

#columnarjoints #rocks #volcanic #lava #travel #hiking #volcano

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Geology meets geometry

Svartifoss waterfall in Iceland features hexagon-shaped basalt columns, formed by columnar joints in cooling lava, with cracks averaging out to near-perfect hexagons.

#GeologyMeetsGeometry #IcelandicLandscapes #ColumnarJoints

© FEBRUARY / Moment / Getty Images

A canyon with walls made of columnar joints presented by ginger tomcat Simba

Today is #ThrowbackThursday & #VolcanoThursday 😻 & I dream of a #hedgewatch with my humans to the #Studlagil #canyon in #Iceland. It was pawsome to see the #rocks with the beautiful #columnarjoints

#travel #volcano #geology #nature #geologywithcats #CatsOfTwitter #landscape #landscapephotography