Joshua Tree National Park was founded in 1936 as Joshua Tree National Monument largely through the efforts of Minerva Hoyt (1866-1945). It became a national park in 1994. It is known for the Joshua Tree (Yucca brevifolia) as well as for its distinctive rock formations and dark skies.
Avastatud: 21-6-1992 Avastamiskoht: Palomar Avastajad: Mueller, J. E.