Media Credits: Music Lost the Moment by Or Chausha

Could this be the artist Monet?. Photographed at The Cleveland Museum Art at an exhibition of Monet's work, did the old artist drop by for a look round?. Media Credits: Cleveland Museum of Art

Spiteful child that crashed the party. The child on the right is upset, because something had just pushed her out of the lineup of party guests. Who? Maybe it was the spooky child hiding behind them.

The family joined by the girl who drowned. When two friends and their children posed for a photo whilst swimming in a lake, on closer inspection there were in fact four children. Alarmed they contacted historians and think that the child may be Doreen O'Sullivan who drowned in 1913.

The insane inmate staring back. Staring back out of a window at the abandoned Brecon and Radnor Lunatic Asylum in Wales was a man who may have have been one of it's former insane inmates. Media Credits: Adam Smith

The murderer at the window. A woman took a photo of her new home only to see that someone was still inside. A local historian believes the face belongs to a murder suspect known as Old Man Kent.. Media Credits: Michelle Midwinter

The nurse still on her rounds. Wanting to show his girlfriend where he worked at Leeds General Hospital, Andrew Milburn also caught what may be a nurse still walking her rounds of the wards.. Media Credits: Andrew Milburn

The Prisoner walking through the jail wall. This black figure walking through a wall may well be a former prisoner at the UK's National Justice Museum situated in an old courthouse in Nottingham.. Media Credits: Simon Brown

The Prisoner walking through the jail wall