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

Old San Juan in Spanish is Viejo San Juan ... but chose instead to do a self-guided tour using the All Trails Map. It worked out great and allowed us freedom to stop when we wanted, pick it ...

U.S. News Insider Tip: Many visitors flock to Old San Juan for nightlife, but you'll find more locals in La Placita de Santurce, a farmer's market by day that hums with music, dancing, dining ...