Dunajec Castle Dungeons The oubliette was a tiny, vertical shaft which was often only large enough for an individual to stand up in - they wouldn't have been able to crouch down, to kneel, to sit, or perhaps even to turn round in it.
"My mouth is silenced by a thickly-gloved hand. I bite as hard as I can, but don’t manage to catch flesh. We are rushed up spiraling stone steps and separated. I am thrown into a dark, damp cell where I scream of our innocence until I have no voice left.