Springsteen in the USA: 40 years of Touring as a Study in Spatial Diffusion "As a geographer, 1500+ shows over 40 years is an opportunity to map...how phenomenons such as innovation, fashion, or disease spread geographically. Except in this case the contagion is rock ‘n roll."
American Sabor: Latinos in US Popular Music is a currently traveling Smithsonian exhibition exploring the wide range of Latino artists and influences which have shaped American pop music genres since WWII, from Alice Bag to Flaco Jimenez to Herb Alpert and the Tijuana Brass to Joan Baez. The website is rich with maps, interviews, videos, and music samples.
Whole Lotta Shakin' - a PRI documentary series on the history of rockabilly, hosted by Rosie Flores.
So You Think You Hate Country Music? Then listen to this. The roots of American country music may surprise you. In this series of NPR programs, trace the gradual development of real country music through the first half of the 20th century. Learn how a woman's instrument of the late 1800s, the parlor guitar, became the the central symbol of country and rock; see how African-American musical forms like gospel and blues meshed with the development of country and early rock and influenced the traditional forms in turn; listen to German-Mexican hybrids of accordian style; find out why women had so many honky-tonk torch songs to sing in the late 40s. The series contains hours of content (narrative, interviews, music tracks), and a multitude of excellent links for deeper digging.