Josiah Henson is but one name on a long list of courageous men and women who together forged the Underground Railroad, a secret web of escape routes and safe houses that they used to liberate slaves from the American South.

• 乔赛亚·森只是一长串无所畏惧的男女名单中的一个名字，这些人共同创建了这条“地下铁路”，一条由逃亡线路和可靠的人家组成的用以解放美国南方黑奴的秘密网络。