Saint John’s Cathedral, 1350 Washing-ton St., presents: Complete Organ Symphonies by Louis Vierne performed by organist Christopher Houlihan, Fri., June 15, 7:30p.m. (part 1) and Sat., 16, 7:30p.m. (part 2). 

Freewill offering. Info: 303-831-7115, sjcathedral.org.