Devil's Lake 9 of 44

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The east and south bluffs in the background are made of the same quartzite visible in the foreground, all formed billions of years ago at the bottom of an ocean.
The east and south bluffs in the background are made of the same quartzite visible in the foreground, all formed billions of years ago at the bottom of an ocean.


© 2002 Claudia Greene and Dane Vierow