Bossuet pulls into a doorway. When Lecter catches up to him, the whites of his eyes are showing very wide; he looks considerably more spooked than he had in the dragon's lair. "Where are we? How should I know? Those--those are automobiles...?"

At least in his coat and hat he looks like he's on his way to or from some costumed event, even if the lance doesn't exactly match the 1830s theme.