The 'Fillingham Project' is a very interesting archaeological research project from the Department of Archaeology at The University of Sheffield.
"In 1953 a burial was unearthed in the garden of Lakeside Cottage, Chapel Road, Fillingham. The site was visited by Mrs. Rudkin, a local amateur archaeologist, on 8th May. Her diary (held in Lincoln Archives) records that skulls and bones had been uncovered previously, when the water main was laid through the garden, indicating that this was once a burial ground..."
Not for the squeamish!