Geology along the Doan Brook Gorge January 2, 2006

**Note: Coming Tuesday, Jan. 3, noon to 1 p.m.: Geology along the Doan Brook Gorge

Dr. David Saja, Curator and Head of Mineralogy at the Cleveland Museum of Natural History will teach us how we can see geologic time, dating back millions of years ago, through visible rock layers in the gorge. In addition, he will explain the natural and human forces that have created this unique gorge and the Doan Brook.