The love of adventure, the expectation of the unexpected, have ever prompted men stout of heart, and ready of resource, to brave the perils of wilderness and sea that they might set their feet where man never trod before." (George Iles in the preface) This last in the series of Little Masterpieces of Science to be recorded for LibriVox includes essays by or about the explorations of Christopher Columbus, Lewis & Clark, Zebulon Pike, Charles Wilkes, Clarence King and John Wesley Powell. - Summary by J. M. Smallheer

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