Tracing two centuries of rise, fall, and rebirth in the heart of downtown Detroit. Downtown Detroit is in the midst of an astonishing rebirth. Its sidewalks have become a dreamland for an aspiring creative class, filled with shoppers, office workers, and restaurant-goers. Cranes dot the skyline, replacing the wrecking balls seen there only a few years ago. But venture a few blocks in any direction and this liveliness gives way to urban blight,...