The physical railroad-- metaphor?

[Sara]

What was your interpretation of the way the author described the Underground Railroad? Was it a successful metaphor or did you find the literal take to be unnecessary?

[Debbie]

You are a slave.
Do you want to risk a trip on The Underground Railroad?
http://www.nationalgeographic.org/med...

[Sara]

This is really cool (and creepy)! It feels very similar to the narrative style. I learned to mistrust seemingly positive situations...