text: For three years Bogota, Columbia has dedicated a day to a day with no cars. In this day people can only use busses and taxis as a form of automobile transtoprtation. The goal is said to be to promote alternative methods of transportation and reduce smog. Violaters were charged with $25 fines. Later on, the cities Cali and Valledupar, joined the event. People got around walking, biking, and hiking.