John Muir Exhibit:Includes a biography, chronology, articles by and about Muir, resources for teachers and students, and related information. From the Sierra Club, of which he was a founder.
A Trans-California Ramble: Re-walking and documenting Muir's 1868 trip from San Francisco to Yosemite.
John Muir: Wikipedia article describes life and accomplishments, includes references and links to other resources.
John Muir Writings: Full text and many illustrations of Muir's books and articles.
Manuscript letters, 1861-1914: Images and text of letters, most written to people Muir knew from his time in Wisconsin.
The John Muir Global Network: Annotated links to local resources in Alaska, California, Canada, Scotland and Wisconsin.