Security guards at the Royal Academy have had their night time patrols interrupted by ... ghosts.
The Evening Standard has reported on numerous sightings of ghostly apparitions at the Royal Academy of Arts at Burlington House. Some of the guards even wear headphones to block out the sound of the "screaming nun" on Nun's Walk.
Read more in Louis Jury's report on the Evening Standard website.
Ghost sightings are not uncommon in Mayfair, with others having claimed that no 50 Berkeley Square is the most haunted house in London.