Visitors can take guided tours through this World Heritage Site, a 40-room mansion completed in 1540 that was used to defend against foreign invaders.

Built in 1513, this architectural gem is the second oldest church in the New World, and a lovely example of Spanish Colonial architecture.

A small 18th-century chapel with a fascinating history.

Built in the early 17th century, this is the second oldest church in the Western Hemisphere.

Built in stages from 1604 to 1789 and resembling the city hall in Madrid, Spain, this government building also houses a tourist information center and a small gallery of rotating exhibitions.

Glimpse an incredible panorama from atop this stone tower.

Dramatic water fountain that commemorates Puerto Rico's early history, its people and their commitment to peace.