Sugar skulls, also known as Calaveras, are decorative representations of human skulls that are typically associated with Día de los Muertos, or Day of the Dead. There’s a lot of talk of Halloween — ...

A huge, distorted skull appears like a slash across Hans Holbein the Younger’s 1533 “The Ambassadors,” and it’s only when viewed from an angle that the death’s head emerges from the painting in three ...