The new Cahokia SocialTech + ArtSpace in downtown Phoenix will evoke the spirit of an historical Midwestern city that once was household to over 20,000 Indigenous individuals and a flourishing center of artwork, knowledge and trade. Cahokia, which opens Oct. 11 in the Roosevelt Row Arts District, was established by co-founders and companions Eunique Yazzie of the Navajo Nation and Melody Lewis, who is Hopi, Tewa and Mojave. Their enterprise is in collaboration with the Roosevelt Row Group Progress Company.  Yazzie and Lewis have been influenced by the original Cahokia, the premier pre-Columbian city in North America, which existed from 700 to 1350. It was a confluence of cultures and thoughts in which artisans, farmers, astronomers, leaders and daily folks shared knowledge and traded merchandise,…