OLLI of Greater Birmingham presents European River Cruises: Relaxing, Comfortable, Unique Discoveries with instructor Harold Hagler, MB Science, UA.  Although his career was in aerospace, Mr. Hagler became a riverboat aficionado.  Explore the timeless beauty and grace of Europe’s rivers as Harold shows scenes along the Danube, the Main, the Rhine, the Seine and others.  See how, conveyed by river beyond the reach of highways, travelers discover the true nature of these fascinating lands and their people.  Discover how to travel with ease, what to expect on the boat and of the staff.  Nothing compares to a river and no experience compares to a riverboat.