Explore Castillo San Felipe del Morro, an iconic six-level fortress rising above Old San Juan. Built between 1539 and 1790, this massive citadel was designed to defend Puerto Rico from sea attacks—and was never defeated.
Wander through tunnels, barracks, and dungeons, see original cannons facing the Atlantic, and take in sweeping coastal views. Rich in history and architecture, El Morro offers an immersive journey into centuries of military defense and island heritage.