greenschist:
A View from the Side!
greenschist:
Devils Postpile II
greenschist:
Devils Postpile
greenschist:
Piles and Piles and Piles and ...
greenschist:
The Solo Column!
greenschist:
Devils Postpile III
greenschist:
Window to Geology
greenschist:
Piles and Piles and Piles...II
greenschist:
Another View from the Side!
greenschist:
Columnar jointing in all it's glory!