Set, like River of Traps, on a small farm in a New Mexican mountain valley that the author has tended since 1977, The Walk explores the illuminating ways in which personal and natural history interweave in a familiar environment. A kind of love story about a landscape, the book consists of three interrelated essays -- "The Walk," "Geranium," and "Paradiso." These pieces move from a period of strife and conflict in the author's life to a place of limbo,...