Yosemite History by Mia By Mrs. Lyon Jan 1, 1851 First non-Indians came to Yosemity Jan 1, 1864 Yosemite Grant Act passed and signed by Abe LIncoln Jan 1, 1875 George Anderson becomes first perso to climb half Dome Jan 1, 1879 Wawona hotel built Jan 1, 1882 Glacier point road opened Oct 1, 1890 yosemite became a national park Jan 1, 1903 president Theodore Roosevelt visted the park Jun 5, 1913 Hetch Hetchy valley designated for use as a reservoir Jul 28, 1916 National park service created Mar 31, 1930 Four boundry changes were made Sep 1, 1935 badger pass ski resort built May 2, 1954 first year yosemite had more than 1million vistors in a year