<p><a href="https://en.wikipedia.org/wiki/National_Register_of_Historic_Places_listings_in_Contra_Costa_County,_California" class="extiw" title="w:National Register of Historic Places listings in Contra Costa County, California">w:National Register of Historic Places listings in Contra Costa County, California</a>.
</p>
Study, John Muir Home, John Muir National Historic Site, 4202 Alhambra Ave., Martinez, California, USA.
<a href="//commons.wikimedia.org/wiki/User:Sanfranman59" title="User:Sanfranman59">Sanfranman59</a>
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<span class="int-own-work">Self-photographed</span>