The 12th-century walls that surround the millennium-old city have been partly disfigured. Not all buildings were on an equal footing when the quake hit, though. B buildings that have preserved their ancestral building techniques have withstood the quake better than those with a mix of old and new teThe 12th-century walls that surround the millennium-old city have been partly disfigured. Not all buildings were on an equal footing when the quake hit, though. B buildings that have preserved their ancestral building techniques have withstood the quake better than those with a mix of old and new te[#item_full_content]