affable but poor boy whom twain later identified as the representation for the character Huckleberry Finn. There were local diversions as well fishing, picnicking, and swimming. A boy might swim or canoe to and explore Glasscock Island, in the middle of the Mississippi River, or he might visit the labyrinthine McDowell’s Cave, about two miles south of town. The first site evidently became Jackson’s Island in Adventures of Huckleberry Finn; the second became McDougal’s Cave in The Adventures of Tom