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). It is interesting that the Santa Isabel was the first canyon which was explored
down to its desert bottom by a non-Indian - lieutenant José Joaquín de Arrillaga in 1796 . I read about it in the book "Land of Chamise and Pines"
by Richard A. Minnich, Ernesto Franco Vizcaíno. Very interesting book ! The authors say that vegetation described in 1796 is very similar to the
present one. Does anybody knows the authors. I was told that E. F. Vizcaíno worked in CICESE Ensenada.| Quote: |

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