BBC Music Magazine recently released its list of the “21 greatest live albums of all time,” and a Southern rock classic took the No. 1 spot. “At Fillmore East,” a 1971 album by the Allman Brothers ...

Thanks to a distinct melting pot of genres, a scintillating dual guitar act that reinvented the wheel for two-pronged player partnerships and a borderline unrivaled live energy, the Allman Brothers ...