Some of the ideas discussed in this blog are published in my book called "The Bluestone Enigma" -- available by post and through good bookshops everywhere. Bad bookshops might not have it....
To order, click

Friday, 25 July 2014

More rock glaciers

Rock glacier, Kenai Mountains, Alaska

Rock glacier, Sourdough Mts, Alaska

Rock Glacier, Selwyn Mts, NWT, Canada

Rock glacier, Talkeetna Mts, Alaska (this one occupies an old cirque in the mountains)

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