Yes, that indeed is not a neat little hole in the side. At least not on the side we see. Who was it said they wanted to be in one of these? It must be one cramped bit of work inside there. Did they enlist dwarves?

__________________
PEOPLE SLEEP PEACEABLY IN THEIR BEDS AT NIGHT ONLY BECAUSE ROUGH MEN STAND READY TO DO VIOLENCE ON THEIR BEHALF. GEORGE ORWELL