What better way to spend a glorious sunny afternoon with your wife than by crawling around in truly industrial quantities of spider webs and pigeon crap in the almost-to-total pitch black. Despite having our P3 masks firmly on throughout, I don’t think I’ll forget the less than pleasant atmosphere for a while. I also managed to gash my wrist on some broken glass right at the start of the explore. With the first aid kit in the car, and my…