Between the 16th and 20th centuries, a series of defensive structures was built at this strategic point in the Caribbean Sea to protect the city and the Bay of San Juan. They represent ... appearance ...

16th-century landmarks, colorful Spanish colonial buildings and ­picturesque beaches. Start your visit to the city by stepping back in time at the San Juan National Historic Site. Explore the 140 ...

Mission Espada and Mission San Juan – are located, making this a must-see site for history buffs. Established along the San Antonio River in the 18th century by Franciscan friars, the missions ...