Glacial Erratics: Boulders Transported by Glaciers and Deposited Far from Their Origin — a Geological Wonder, Constructed in Miniature
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Glacial Erratics: Boulders Transported by Glaciers and Deposited Far from Their Origin — a Geological Wonder, Constructed in Miniature
25.09.17.u
25.09.15.v
25.09.08.q
25.09.17.y
25.09.17
25.09.17.cc
25.09.10.j
25.09.15.r
25.09.15.s