Mariposa Grove: Giant Trees Help Invent the National Park Idea
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Giant sequoias made nineteenth-century Americans confront a scale problem.
How do you privately own a living organism that may have begun growing before the Roman Empire reached its height?
The Mariposa Grove became famous after Euro-American settlers promoted the giant trees in the 1850s.
Photographs and written accounts circulated nationally.
The grove joined Yosemite Valley in the 1864 federal grant signed by Abraham Lincoln, transferring both areas to California for protection and public use.
This was not yet Yosemite National Park.
It was a crucial experiment in preserving spectacular scenery through government action.
The trees also became tourist objects in ways modern conservationists find uncomfortable.
Roads were cut.
Visitors posed on fallen trunks.
Some giant trees elsewhere in California were tunneled through for vehicles.
Early tourism often proved love of nature by physically modifying nature for access.
Management values changed.
Today the grove is interpreted more as an ecosystem than a collection of giant individual monuments.
Fire, soil, water and surrounding species all matter to sequoia survival.
That ecological perspective is relatively recent compared with nineteenth-century fascination with size.
For visitors, the oldest-looking things here are not museum objects.
They are living organisms undergoing continuous change.
Mariposa Grove helped Americans imagine scenic nature as something government could preserve for people not yet born.