There was the unopened safe, which turned out to be a Downton Abbey situation. And then there was the missing massaccio, where a group of people working at the gallery had worked out how to switch a painting for an elaborate forgery that would self destruct. Did my detective skills improve? Not really. But maybe you could give it a go because you can go to text adventures.co.uk and play all of these games - including some I've done on this podcast.