When everything fell apart for Lynn Melnick, she went to Dollywood. It was perhaps an unusual refuge. The theme park, partly owned by and wholly named for Dolly Parton, celebrates a country music legend who grew up in church and in poverty in rural Tennessee. Yet Dollywood is exactly where Melnick--a poet, urbanite, and daughter of a middle-class Jewish family--needed to be. Because Melnick, like the musician she adores, is a survivor.In this bracing...