Director Ken Burns presents a comprehensive look at the history of country music in America and its evolution throughout the 20th century. From its early years in the 1920s, when it was termed "hillbilly music," to the rise of bluegrass and rockabilly, the series also looks at how Nashville, Tenn., became the epicenter of the country music industry. Highlighting the connection between country music artists and their fans, the series concludes in the mid-1990s when a young Garth Brooks helps bring country music to a whole new level.