La Cenerentola
Summers's European debut was in 1994 at the Rome Opera conducting "Manon Lescaut." Also in 1994, he made his debut with Opera Australia, conducting "La Cenerentola". He has since appeared at Barcelona's Gran Teatre del Liceu, most recently conducting "La favorite" (2018) after his house debut in "La Cenerentola", the Welsh National Opera ("Rigoletto"), the Bregenz Festival ("The Magic Flute" and Carlisle Floyd's "Of Mice and Men"), Lisbon's Teatro Nacional de São Carlos ("Ariadne auf Naxos"), the Opéra national de Bordeaux ("Don Pasquale" and "La bohème"), and the European premiere of André Previn's "A Streetcar Named Desire" at the Opéra national du Rhin in Strasbourg.