San Juan National Historic Site
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Refine your view of the National Park Service's activity in this state or territory.
The Paseo del Morro National Recreational Trail links two San Juan communities and city landmarks.
Thousands of scientists use the Arecibo telescope to study the universe, our atmosphere, and everything in between.
Almost 3,000 acres of prime river and beachfront property open for fun!
See the artifacts, ocean vistas, and legends of the iconic fortifications at San Juan National Historic Site.
These numbers are just a sample of the National Park Service's work. Figures are for the fiscal year that ended 9/30/12.
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