John Muir, geologist, writer, and naturalist, was born today, April 21, in 1838. Muir, who co-founded the Sierra Club, is known for his activism which led to the further preservation of Yosemite and the establishment of Yosemite National Park.
John Muir, geologist, writer, and naturalist, was born today, April 21, in 1838. Muir, who co-founded the Sierra Club, is known for his activism which led to the further preservation of Yosemite and the establishment of Yosemite National Park.