America is now a slave-free country thanks to the efforts of abolitionists like those involved in the Underground Railroad. In the city of Cambridge, Maryland, sits the 18-square-mile national monument that pays tribute, honor and gratitude to the late civil rights movement, and serves as a reminder of the enslaved and their struggle to achieve freedom, and also serves as a memorial. for those who lost their lives fighting. The national monument was specifically dedicated to Operation Mother, Harriet Tubman, as she is considered the leading activist who not only saved herself from slavery, but worked to save over three hundred people as well as