The next morning, accompanied by the butler, Ghnxh, he strikes out into other parts of the building and is delighted to find that you can’t even reach them without going outside; the internal connecting passages have been mortared shut to stanch the seasonal migrations of skrrghs (pronounced something like "skerries"), the frisky, bright-eyed, long-tailed mammals that are the mascot of the islands. This compartmentalization, while inconvenient, will be good for security.