The top documents tagged [northern crossing]
OLD COPPER CULTURE II, MN
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ROCKS & ROWS
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EARLY DISCOVERY OF THE WORLD (I)
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HOUGHTON’S PETROGLYPH
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ITA LETRA, PARAGUAY
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MEGALITHIC WRITING (I), ORKNEY'S
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SENTINEL ROCK, VERMONT
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MEGALITHIC WRITING (II), ORKNEY'S
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EARLY DISCOVERY OF THE WORLD (II)
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MYSTERY MOUNTAIN (I), WV
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STONEHENGE: DISCOVERY OF AMERICA
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MYSTERY MOUNTAIN (II), WV
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