It's an ancient name with contemporary - and controversial - significance. According to legend, Aztlan was the ancestral homeland of the Aztec people, a place believed by many to be located somewhere in the southwestern United States. In Chicano folklore, the name was used to describe the part of Mexico taken over by the U.S. after the Mexican-American War of 1846. During the Chicano civil rights movement of the 1960s and '70s, Aztlan became a symbol of political nationalism and ethnic pride. Today, Aztlan is still a word that evokes pride among Mexican-Americans. "Aztlan is a state of mind. It's...