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Re Fairchild Swamp bird nesting islands: http://www.pitriveralliance.net/ijourney/warmsprg/fairchcb.html Re Boles Meadow bird nesting islands: http://wwwnotes.fs.fed.us:81/r4/payments...3e?OpenDocument As for other circular features in this set of placemarks, they are entirely consistent with mima mounds, a common natural feature of prairies in the western US. Methinks the original poster is too credulous by half... |