John Muir (1838-1914) was one of the most influential conservationists and nature writers in American history. Founder of the Sierra Club, and its president until his death, Muir was a spirit so free that all he did to prepare for an expedition was to "throw some tea and bread into an old sack and jump the back fence.
A book of letters between John Muir and his daughter Wanda are full of glimpses of their relationship, the passion for protecting wild lands and travel at the turn of the century.