Spanning 27 acres, Castillo San Cristóbal was built to protect Old San Juan from ... Both the Fort San Cristóbal and El Morro dominate the San Juan Harbor. You should plan to stop by San ...

The Puerto Rican military outpost founded in 1521 is not only the oldest city in the U.S., but it's vibrant with color, ...

Any visitor arriving in San Juan by boat gets their first sight of this imposing fort ... of San Cristobal on Constitution Avenue is a monument you may not expect to find in Puerto Rico ...

wandering the narrow streets and plazas of Old San Juan is an experience in itself. Many of the best tours in Puerto Rico include strolls through the old town's cobblestone streets to view the ...