May 4 & 5  Chamber Orchestra of the Springs celebrates the impact of Colorado on the world of classical music in this concert featuring native Springs composer Cecil Effinger’s Little Symphony No. 1, the Philharmonic’s principal harpist Lethicia Caravello in Concertino for Harp & Orchestra, D.U. clarinet professor Jeremy Reynolds in Clarinet Concerto and Beethoven’s Symphony No. 1 in C Major. Saturday’s concert is at Broadmoor Community Church, 315 Lake Ave., 7 p.m., and Sunday’s is at First United Methodist Church, 420 N. Nevada Ave., 2:30 p.m. $30 | chamberorchestraofthesprings.com | 719-633-3649