What is the main conflict in Blue Highways: A Journey Into America by William Least Heat-Moon?

Blue Highways: A Journey into America is William Least Heat Moon's account of a three-month, 13,000-mile trip around the United States. William sets out in his van to follow back roads of America, "blue highways" because they are colored blue on road maps. Throughout his trip William encounters diverse people, explores natural wonders and finds out more about himself in the process.