The Underground Railroad book reveals the secret network that helped enslaved people escape to freedom before the Civil War. Brave conductors and safe houses guided thousands of people on dangerous journeys north, risking everything to help others find liberty. Through powerful images and age-appropriate text, readers will learn about the courageous individuals who made this network possible and the impact their actions had on American history. Find out more in Underground Railroad, a book in the Know Your History series. Each title in this series comes with a free interactive eBook, accessed using the book code on page 2.