Guzman, a fan of del Castillo's, ... A photo released by Plaza de Armas purports to show Mexican drug lord Joaquin "El Chapo" Guzman after his arrest in Mexico, Jan. 8, 2016.

Built between 1672 and 1695 by the Spanish, The Castillo de San Marcos served as a fort for more than 205 years. It's the oldest masonry fortification in the U.S.