CASDE | Ravenna -- Buffalo County - Provides a history of this community originally settled by Czechs and Germans. With photographs. Ravenna Local News: Topix - Local, regional, and statewide news collected from diverse sources on the web. Ravenna Genealogical and Historical Society - Offers a research center for the area of Buffalo and Sherman Counties. Includes details of the collection, publications for sale, and membership information. Ravenna Chamber of Commerce - Combined municipal and chamber site. Includes community, historical, recreational and economic development information. Ravenna Public Schools - Features administration, staff, calendars, class schedule, newsletters, academics, athletics and organizations. Bethlehem Lutheran Church - Congregation of the Missouri Synod. Find beliefs, worship times, audio sermon, ministries and bulletin.