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, and ...

San Juan National Historic Site in Puerto Rico – comprised of San Felipe del Morro, San Cristóbal, and El Cañuelo forts and most of what remains of the of the old San Juan City fortress wall along ...