People go to San Juan Antiguo to soak up the sun at Escambron Beach and to catch a glimpse of famous monuments like San Juan Gate. This tropical city is also known for its beautiful island views and museums, not to mention being full of shops and restaurants. Learn about the local heritage of San Juan Antiguo at top landmarks like Castillo de San Cristobal and San Juan Cathedral. Port of San Juan and La Fortaleza are other popular sights to see.