They usually had three to four tempels in one city, one for each of the gods. Their sacrifices were more or less the same. One of the rulers made a pact with Texcoco, but when he died the Aztecs were rivals were rivals with Texcoco once again. Around this time the Spanish were coming to Mexico. The Spanish didn't understand the ways of the people they were meeting and the Aztecs didn't understand their ways either.
Aztec art is considered some of the finest art in the world.
A giant head, believed to have been carved by the Aztecs, was found and is currently in a museum. Another treasure that a museum has is a human skull covered with jade and obsidian, the back of the skull was cut off to make a mask that would have been worn by someone important. One of the most important thing to the Aztecs was jade. Since this rare substance couldn't be found in it's normal form except in a few places it became one of the important in Aztec life. Another important substance was gold.