Fri., Sept. 20, through Sun., Sept. 29; Bravo Bach Festival

St. John's Lutheran Church, 7:30 p.m., $25

This weeklong-plus festival honoring the music of Johann Sebastian Bach kicks off Friday night with Baroque Fanfares & Flourishes. The concert will feature the Guidonian Hand trombone quartet (pictured) with organist Rhonda Sider Edgington performing works by Bach and his baroque peers Giovanni Gabrieli, Heinrich Schütz and Daniel Speer. In the nine days that follow, six more concerts—including Camerata Capistrano, the Joe Gilman Trio and the Archetti Baroque String Ensemble—will happen at the Harris Center for the Arts in Folsom and St. Mark's United Methodist Church. Entry into each concert costs $25, but multiple concert packages are available for a discount at the Bravo Bach website. 1701 L Street,