Donald Crockett's duo for violin and viola, to be sung on the water, returns to Aspen on Saturday August 19 in Harris Hall for the final Chamber Music concert of the 2023 Aspen Music Festival season. The piece will be played by violinist Herdis Gudmundsdottir and violist Felix Vester, members of the Aspen Contemporary Ensemble (ACE). Harris Hall, Aspen Music Festival, 4:30pm Saturday August 19.