Plot: Rameau’s opera Les Indes galantes and Strauss’s tone-poem Ein Heldenleben were notorious flops at their premieres, yet both are now recognised as peaks of their genre. The BBC Scottish Symphony Orchestra take us from 18th-century France to fin-de-siècle Germany (with a quick stop-off in Chelsea, where the 8-year-old Mozart composed his First Symphony) in a concert that also includes the UK premiere of Bernard Rands’s Piano Concerto