Rebecca Chernow, Gegenschein (Making 2), Twenty participants, recycled cardboard (for stencils), activated charcoal, chalk, sugar, coffee, turmeric, paprika, cocoa, tea, hibiscus, lichen, purple yam powder, indigo, oregano, cinnamon, cardamom powders, 914.4 x 609.6cm (aerial view), photo: Joe Freeman and Ian Lewis, made in Seattle, USA