Sept. 11 and 12, 8 p.m.; Sept. 12 and 13, 2 p.m. Folger Consort launches its 50th season with the musical equivalent of a gondola tour through 17th-century Venice, where the innovations of the early Baroque got their start.. Tickets are $20 to $50. Folger Shakespeare Theatre, 201 E. Capitol St. SE. folger.edu.
