Though she could not see it, she knew that just the other side of the ridge, the land slumped down to the sea. The plain itself was marked by regular humps, and the Bonecaster paused to study them. The mounds were arrayed in concentric circles, and at the centre was a larger dome – all covered in a mantle of lava and ash. The rotted tooth of a ruined tower rose from the plain’s edge, at the base of the first line of hills. Those hills, as she had noted the first time she had visited this place, were themselves far too evenly spaced to be natural.