Thursday, August 29, 2013

Devil's Backbone

This is a "fin" on the rim of the Crater Lake caldera. Harder volcanic rock that did not erode away when Mt. Mazama collapsed in on itself.

1 comment:

katney said...

Oops! Looks like I posted it twice. I must have been impressed.

About Me

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I am a Grandma blogger, posting some regular stuff on some regular blogs--photos and memes. Most recently I have primarily participated in a weekly header challenge, but hopefully I will get back to more regular blogging again.