I peer up at walls lined with shelves of pre-Columbian pottery resembling ducks and llamas and humans. Many vessels feature the cold faces of gods or intricate patterns. Some take the form of corn husks or lumpy potatoes. And with faces of their own, even the foods stare back. I turn a corner to find myself face-to-face with the most unhappy-looking potatoes I’ve ever seen. On a shelf before me, a pot features three potatoes who show their jagged teeth in a haunting frown. Af