north- underground railroad (18 ore 45 min, 16 gen 1700 anni – 18 ore 14 min, 30 gen 1865 anni)

Descrizione:

secret routes and safe houses used to free slaves and go to canada 100,000 slaves were free they escaped by the underground railroads and made it to canada

Underground Railroad. Image. Britannica School, Encyclopædia Britannica, 1 Nov. 2017. school.eb.com/levels/middle/assembly/view/145447. Accessed 20 Jan. 2018.