Bienvenidos a D.F. Pronounced "day-effay", D.F. stands for Districto Federal, the official name of Mexico City, the heart of Mexico's cosmopolitan community. To walk down the main streets of Districto Federal is to be enveloped by the ancient and modern. Far from the countryside's small cantinas, the city has become synonymous with cutting-edge architecture, urban flair, diverse culture, and...