Underground RailroadType: ConceptHistorical network referenced as 'Harriet's got her railroad'.Mentioned in 2 podcast episodesPodcast AppearancesJENIFER LEWIS on Healing, Fame, and Self-Worth: "I Did the Work" | IMO on Michelle ObamaFour Words That Will Change Your Life + Remembering Today To Truly Live! Pt 2 with Nicole Avant! on Jamie Kern Lima