According to the song, the Navajo culture probably thinks the nature that surrounds them as they walk is beautiful. For example, the narrator mentions the seasons, birds, trails, grasshoppers and the dew. Actually, he suggests that not only nature but life, old age and death possess beauty too.
(5) during the industrial revoltion,too,homeless people provided much needed labor in the nation's factories
I believe it is loud and noisy
He commands over 27000 crew members