It was supposed to be a routine excavation of a small traffic island in Essex, but it turned into a remarkable archaeological find. The 2003 discovery of an ancient pagan burial chamber revealed a treasure trove of artifacts from the Dark Ages and one shocker: gold foil crosses that predate the arrival of Christianity to the region by nearly 20 years. Was this the tomb of a trailblazer for the religion that would dominate Britain for the next 1,400 years? And if so, what did it mean for the Anglo-Saxon gods that dominated the landscape? Air Date: May 28, 2019