Marin will have its first annual Powwow at San Rafael’s Miller Creek Middle School on Sunday, March 19. Hosted by Marin American Indian Alliance on Coast Miwok land, the Native gathering is an intertribal celebration of culture through ceremonial song and dance and will showcase Native art and food, with participating tribes from Marin and Sonoma to Hawaii, Mexico and Wyoming. Mary Kitchens, a board member at MAIA, said that for Native people in Marin,…