Once every 52 years, Aztec priests let the fire die out. The high priest, wearing a turquoise mask representing Xiuhtecuhtli, would then perform a Xiuhtlalpilli, or "new fire ceremony", which ...

What it is: A turquoise-encrusted wooden mask from the Aztec civilization Where it is from: Somewhere in Mesoamerica When it was made: Between 1400 and 1521 Related: Book of Kells: A 1,200-year ...

THE mystery of an ancient 3,000-year-old "door to hell" dedicated to an Aztec god has been solved after it was stolen from a hidden cave. The Mexican artefact, called the Olmec Cave Mask, was ...