In 2002, the U.S. Congress declared December 12th National Poinsettia Day to commemorate Poinsett's death in 1851, mainly overlooking the plant's Aztec heritage.

Long ago in the 15 th century, the Aztec emperor Moctezuma I ordered the construction of a dike system in what is now Mexico City in an attempt to control severe flooding from nearby lakes.

Highlights include lean jersey T-shirts, some emblazoned with glittery logos and others patterned with doves, Aztec symbols and other imagery from Sodi's homeland. "It's the first time a Latin ...

The original stone, which represents the universe and is filled with Aztec symbols, is believed to be from the 15th century. According to Milbrath, the stone was used in Aztec ceremonies ...

The odd symbols had been noted for centuries - thousands of them appear in Aztec property registries that were created around 1540. But no one knew the value of the symbols or how they were used ...