"I am now writing up some notes, but when they will be ready for publication I do not know... It will be a long time before anything is arranged in book form." These words of John Muir, written in June 1912 to a friend, proved prophetic. The journals and notes to which the great naturalist and environmental figure was referring have languished, unpublished and virtually untouched, for nearly a century. Until now. Here edited and published for the...