Pro wrestling fans remember Ric Savage from his years competing in the top federations, but they may be surprised to learn his passion has always been American history and relic collection. After his wrestling days ended in 1997, he turned his passion into a full-time business, and ``American Digger'' follows Savage and his team -- which includes his wife, Rita, and son Giuseppe -- as they attempt to recover historical artifacts buried across the country. Generally these…