In this column, Cecil makes a creditable attempt at explaining the mysterious disappearance of AC.
However, said mystery was comprehensively cleared up in the programme documented Here.
A few years ago, my wife and I stayed at the Old Swan Hotel in Harrogate, North Yorkshire. That hotel made no secret of the fact that Agatha Christie had stayed there during the period of her disappearance – Agatha Christie Disappearance. It certainly was the kind of place where you could image an Agatha Christie story taking place.