A young listener's edition of Candacy Taylor's acclaimed book about the history of the Green Book, the guide for Black travelers Overground Railroad chronicles the history of the Green Book, which was published from 1936 to 1966 and was the "Black travel guide to America." For years, it was dangerous for African Americans to travel in the United States. Because of segregation, Black travelers couldn't eat, sleep, or even get gas at most white-owned businesses. The Green Book listed hotels, restaurants, department stores, gas stations, recreational destinations, and other businesses that were safe for Black travelers. It was a resourceful and innovative solution to a horrific problem. It took courage to be listed in the Green Book, and the stories from those who took a stand against racial segregation are recorded and celebrated.