Gardening expert P. Allen Smith demonstrates how you can creatively borrow ideas for your home garden from a variety of urban landscapes. First travel to Chicago where landscape architect Douglas Hoerr describes the designs his firm has created using innovative use of unusual plant combinations on Chicago's "Magnificent Mile," followed by tour of an energy saving rooftop garden on Chicago's city hall. Then feel the restorative powers of a healing garden that Allen designed for a hospital, offering a restful sanctuary for both patients and hospital employees.