Calendar Opera (September 15 through November 30) Friday, October 11 7:30 PM | Friday, October 11 Dark Sisters Details Saturday, October 12 2:00 PM | Saturday, October 12 Dark Sisters Details 7:30 PM | Saturday, October 12 Dark Sisters Details Sunday, October 13 2:00 PM | Sunday, October 13 Dark Sisters Details Saturday, October 19 2:00 PM | Saturday, October 19 Siren Song Details 7:30 PM | Saturday, October 19 Siren Song Details Sunday, October 20 2:00 PM | Sunday, October 20 Siren Song Details 7:30 PM | Sunday, October 20 Siren Song Details Wednesday, November 13 7:30 PM | Wednesday, November 13 Boston University Symphony Orchestra Details