Once, this rock formation, now called Castle Rock (of course...), was an island in a glacial lake, the floor of which I am standing on to take the photo.
29.6.08
wisconsin
Once, this rock formation, now called Castle Rock (of course...), was an island in a glacial lake, the floor of which I am standing on to take the photo.
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1 comment:
I studied this formation on a field trip for undergrad geology.
chris mixon
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