When you look at rocks, you may not think of them as part of a major history lesson, but an ichnologist from Germany spent the day at Marietta College studying just that.
Dr. Sebastian Voigt worked along side Professor of Geology Dwayne Stone as they studied animal footprints that are 'older than the dinosaurs.'
Marietta is just one of Dr. Voigt's stops on his mission to learn all about North America's past animal population.
Viewers with disabilities can get assistance accessing this station's FCC Public Inspection File by contacting the station with the information listed below. Questions or concerns relating to the accessibility of the FCC's online public file system should be directed to the FCC at 888-225-5322, 888-835-5322 (TTY), or email@example.com.