Its sarcophagus has not yet been opened but an endoscopy revealed the remains were buried alongside other objects, such as gold.
Mary Powell, from Lincoln Castle, said: “We think it’s somebody terribly important, possibly a bishop or a Saxon king.
“At the moment, we can see the side of the coffin, but not the lid. It’s going to be incredibly challenging to get it out, so we are being very careful.
Story: Radhika Sanhani, The Telegraph | Photo: Martin Pope