Williams' Teachings Carried On ID: 3596 | This file appears in: Trailside Interpretation Center Here two park rangers educate a group of adults and children from the balcony of the newly constructed Rocky River Trailside Interpretation Center, overlooking the Rocky River as it appeared in 1972. Now known as the Rocky River Nature Center, the building was the result of a growing demand within the community for greater access to expert knowledge on the geology and ecology of the Cleveland Metroparks. | Date: 1972 | Source: Cleveland Memory Project, Cleveland State University Library Special Collections Download Original File SourceCleveland Memory Project, Cleveland State University Library Special CollectionsDate1972 "Williams' Teachings Carried On" appears in: Trailside Interpretation Center