The novel follows the journey of a young boy named Huckleberry Finn and a runaway slave named Jim as they travel down the Mississippi River on a raft. Set in the American South before the Civil War, the story explores themes of friendship, freedom, and the hypocrisy of society. Through various adventures and encounters with a host of colorful characters, Huck grapples with his personal values, often clashing with the societal norms of the time.

The book chronicles the mischievous adventures of a young boy living on the Mississippi River in the mid-19th century. The protagonist, a clever and imaginative boy, often finds himself in trouble for his pranks and daydreams. His escapades range from his romance with a young girl, his search for buried treasure, his attendance at his own funeral, and his witnessing of a murder. The narrative captures the essence of childhood and the societal rules of the time.

This book is a semi-autobiographical account of the author's experiences as a steamboat pilot on the Mississippi River before the American Civil War. It provides a detailed and humorous depiction of life and society along the river, including the author's own journey from an eager young apprentice to a seasoned riverboat pilot. The book also includes a travelogue of a journey down the Mississippi River much later in life, offering a look at the dramatic changes brought about by industrialization and the Civil War.