449 Siena Palio; Mississippi Delta; Asian-American Immigration Stories

Art-history scholar and tour guide Anna Piperato tells us how Siena’s high-spirited Palio horse race is a high point of the Tuscan summertime. Then author Richard Grant shares road-trip recommendations for a blues-inspired pilgrimage to the Mississippi Delta, and historian Erika Lee discusses how newcomers from Asia are making an impact on the US.