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John Muir National Historic Site Yosemite Falls in Yosemite National Park.
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John Muir National Historic Site
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U.S. Postal Service

Main Post Office Martinez

4100 Alhambra Ave.

Martinez, CA  94553

*Thats right next door to our Visitor Center!

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Last Updated: July 25, 2006 at 00:22 MST