incinerator chimney) nearby the southern end of Avenida Sanchez Taboada, on the grounds of what is now the Lazaro Cardenas educational complex.
In 1935, President C�rdenas decreed an end to gambling and casinos in Baja California, and the Agua Caliente complex faltered, then closed. In 1939, it was reopened as a Junior High School (now, Preparatoria L�zaro C�rdenas). The buildings themselves were torn down in the 1970s and replaced by modern scholastic architecture.
In 1925, the city attempted to shed its negative image of hedonism and lawlessness created by American mob empresarios by renaming itself Zaragoza, but its name soon reverted to Tijuana.
With increased tourism and the large number of Mexican citizens relocating to Tijuana, the city's population grew from 21,971 to 65,364 between 1940 and 1950.
With the decline of nightlife and tourism in the 1950s, the city restructured its tourist industry, by promoting a more family-oriented scene. Tijuana developed a greater variety of attractions and activities to offer its visitors.
In 1994, PRI presidential candidate Luis Donaldo Colosio was assassinated in Tijuana while making an appearance in the plaza of Lomas Taurinas, a neighborhood nestled in a valley near Centro. The shooter was caught and imprisoned, but doubts remain about who the mastermind might have been
