Human: Please a first person description of a huge, irregularly shaped cavern in the wilderness with hollows carved into the walls and covered with grit. Assistant: 
You are in a huge, irregularly shaped cavern. It appears as if shallow hollows have been carved from the stone walls all around the cavern. Each of the hollows is approximately 7 feet long, 4 feet high and 4 feet deep, and all appear to be empty. All surfaces are covered with a fine black grit.