Escanaba artist Carol Irving, right, and family members, from left, Tori, Paul, Adeline, and Duncan Irving, stand in front of a billboard off US 2 displaying Carol’s artwork showing some of Michigan’s endangered wildflowers, Lakeside Daisy, Pitcher’s Thistle, and Michigan Monkey Flower.Irving was one of four artists chosen to exhiit art on billboards for the US 2 Public Art Exhibition sponsored by SaveArtSpace and the Erickson Center for the Arts.