Underground Railroad: The Secret History: Season 1 - 4 Episode s
1x1 - Seeking Southern Sanctuary
January 30, 2022
Retracing the steps of freedom seekers escaping on the Underground Railroad, archaeologists use high tech to explore a Florida fort that was nearly erased from history.
1x2 - Midwest Refuge
February 6, 2022
Archaeologists unearth the lost abolitionist town of Quindaro, Kansas.
1x3 - Contradictions in the Atlantic
February 20, 2022
Experts uncover a Freedom Seeker community in the marshlands of Virginia.
1x4 - Setting Sail for Freedom
February 27, 2022
Archaeologists search for the wreck of the USS Planter, a Civil War vessel.