(ANNANDALE-on-HUDSON, N.Y.) – The world-renowned Bard Music Festival returns for its 23rd annual season, filling the last two weekends of Bard SummerScape 2012 with a compelling and enlightening investigation of Saint-Saëns and His World. Twelve concert programs over the two mid-August weekends, complemented by pre-concert lectures, panel discussions, and expert commentary, make up Bard’s examination…