Kennett Square heralds itself as the mushroom capital of the world. But what many people don't know is that it was a crucial stop for freedom seekers on the Underground Railroad.

As we celebrate Juneteenth, we're retracing history in modern-day Kennett Square. What many people don’t know is that the town was a crucial stop for freedom seekers on the Underground Railroad. CBS ...

We explored a massive 1800s railroad tunnel from the historic TAG (Tennessee, Alabama, and Georgia) line – and the scale was ...