"A Week on the Concord and Merrimack Rivers" is a narrative of a 2 week boat trip from Concord, Massachusetts, down the Concord River to the Middlesex Canal, to the Merrimack River, up to Concord, New Hampshire, and back, taken by Thoreau and his brother John. It covers diverse topics such as religion, poetry, and history, which Thoreau relates to his own life experiences. "Walden" details Thoreau...