Imagine a massive stone ship sailing across a sea of mist and marshland. In this episode of pplpod, we conduct a structural archaeology of Ely, Cambridgeshire, a tiny settlement built upon an 85-foot mountain of Kimmeridge Clay. We deconstruct the "Isle of Eels," unpacking a medieval economy so specific that local villages paid their annual rents to the Abbott in thousands of wriggling fish. We explore the architectural genius of the Ship of the Fens, analyzing how the sacrist Alan of Walsingham engineered a 400-ton octagonal lantern out of oak trees to repair a catastrophic cathedral collapse. Beyond the masonry, we examine the Liberty of Ely, a unique legal arrangement that allowed bishop-kings to wield absolute judicial power as a County Palatine for centuries ...