Charles Bonnet Syndrome (CBS)

[Darren]

A condition which may cause hallucinations.

www.dailymail.co.uk/health/article-1134415/Ghostly-faces-visions-little-people-The-eye-disorder-leaves-thousands-Britons-fearing-theyve-lost-senses.html

Here's a YouTube clip related to the condition.

[brian]

Interesting article Darren, will keep this in mind when talking to eyewitnesses about potential haunted buildings.

Brian