Some of Agatha Christie’s short stories were originally published in the Strand Magazine years before being published in book form as collections of short stories. One of those collections is Miss Marple’s Final Cases which includes stories such as “Strange Jest”, the first short story written by Agatha Christie, as well as “the Case of the Perfect Maid”, “the Case of the Caretaker” and “the Tape Measure Murder”. These same four stories also appear in the Three Blind Mice collection published in 1950.
Interestingly the Three Blind Mice short story, first written as a radio play to honour the 80th birthday of Queen Mary, is still not allowed to be published in the UK as long as “The Mousetrap”, the theatre version of the story continues to run on stage in London’s West End.
So what do we know about Miss Marple? She is described as a “gentlewomen” who has never been married and is of independent means. She has no close relatives with the exception of her nephew, a well known novelist, and lives in a small village called St Mary Mead which is 25 miles from London.

One day while out wandering around her village Miss Marple came across a something that caught her eye. It looked like something that belonged there but at the same time it didn’t....
Can you find the same object that Miss Marple did? This cache has a log book which takes its theme from the title of the one of Miss Marple’s short stories. It would be appreciated if you please don't mention in your log any details about the actual cache - we want to keep it a surprise for the next detective!
You will need to bring your own pen or pencil!
The above description was for the original bespoke cache, unfortunately we have had to temporaily replace (Nov 17) the container and its now not quite so unique, sorry. You still need to bring your own writing tool though. Hint updated.