Einstein Visits the Hopi Tribe at Grand Canyon, Arizona, in 1922

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Kásskara: Sunken Land of the Hopi Ancestors

Nexus magazine, Feb-Mar 2016, Shawn Hamilton / 1 of 5

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Hopi Kachinas: Global Cataclysyms and Saviours from Space

Nexus magazine, Aug-Sep 2016, Shawn Hamilton / 2 of 5

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The Mysterious Past of the Hopi: From Kásskara to the Americas

Nexus magazine, Mar-Apr 2017, Shawn Hamilton / 3 of 5

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Legacy of Kásskara: Hopi History, Spirituality, and Symbolism

Nexus magazine, Oct-Nov 2017, Shawn Hamilton / 4 of 5

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Hopi History: Hi-tech Clan Warfare in the Americas

Nexus magazine, Oct-Nov 2019, Shawn Hamilton / 5 of 5)