text: The day without cars Is the day that Bogota has seen the construction of 118 miles of bicycle paths, the most of any Latin American city, according to Mockus, the city's mayor. Also the parks and sports centers have bloomed through the city. Pitted sidewalks have been replaced by broad, smooth sidewalks. Another advantage Is that rush-hour restrictions have dramatically cut traffic. New restaurants and upscale shopping districts have Increased.