MARQUETTE, Mich.— “Understanding the World of Opera,” a free presentation from the Northern Center for Lifelong Learning, will be held from 6:30-8:30 p.m. Tuesday, Nov. 4, in the community room of Peter White Public Library. Local opera enthusiast Jim Hendricks will share his love and understanding of opera. He will discuss the range and variety in content, style, staging, costumes, traditions and opera houses. Hendricks also will touch on the following: the growing collection of operas at Peter White Public Library, many of which are available on DVD; the growth of opera around the world; and the impact of modern technology on this form of musical entertainment. No advance registration is required.