Secrets in the Ground | All media content | DW | 14.03.2014
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Germany Today

Secrets in the Ground

Barbara Zach is one of Germany's few archeobotanists. She searches archeological sites for traces of plant life that might give insight into the lives of our ancestors. She's been able to prove that the Romans planted the first lettuce in Bavaria 2,000 years ago.

Watch video 02:42