For these men, says Mr Philbrick, the Plains were a strange and unworldly place. They found it hard to accustom themselves to the constant eye-watering reek of horse hair and human sweat.

费尔·布里克说，对于这些人来说，平原是一处奇特世外之地，他们发觉自己难以适应没完没了地被马鬃和汗水的臭味熏得泪水直流。