John Muir was a Scottish-born American naturalist, author, and advocate for wilderness preservation in the United States. He founded the Sierra Club, one of the most important conservation organizations, and devoted much of his time to preserving western forests. Through his advocacy, Muir helped establish Yosemite and Sequoia National Parks after the passage of the National Park Bill in 1899.

1. Jonah Price California( 10-11)

2. Scottish-born American naturalist, John Muir , was an author, and early advocate of preservation of wilderness in the United States one of the most important conservation organizations in the United States, The Sierra Club, was founded by him Muir devoted most of his time to the preservation of the Western forests. He petitioned the U.S. Congress for the National Park Bill that was passed in 1899, establishing both Yosemite and Sequoia National Parks John Muir

5. His brother James was part of the first heavier than air flight south of San Diego

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8. After, two more observatories were made

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