While "the South" exists as a geographical region of the United States, it is also said to exist as "a place of the imagination" of writers. An image of "the South" was fixed in Mitchell's imagination when at six years old her mother took her on a buggy tour through ruined plantations and "Sherman's sentinels", the brick and stone chimneys that remained after William Tecumseh Sherman's "March and torch" through Georgia. Mitchell would later recall what her mother had said to her: