• Cannon firing on the gundeck of the Castillo de San Marcos

    Castillo De San Marcos

    National Monument Florida

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  • Summer Weather

    Afternoon Thunderstorms can create dangerous amounts of lightning strikes. If Lightning is visible from the Castillo, Gundeck closures will take place. Click this link for the local weather forcast. More »

Plan Your Visit

Unique among National Parks, the Castillo de San Marcos embodies nearly 450 years of history and culture that can not be fully experienced in a single visit. A little planning ahead will help make the most of your time with us.

We encourage you to explore our website and discover those areas and activities that interest you the most. The site provides both basic information and background studies that can help you plan a successful visit to the Castillo.

When planning your visit, please keep in mind the average visitor spends between one and two hours at the Park.

 

Did You Know?

Spanish moss hanging from Live Oak trees

"Spanish Moss" (Tillandsia usneoides) is not a moss and is actually a cousin of the pineapple! Its name derives from Native Americans who joked that it looked very much like the beards of the Spanish settlers. Castillo de San Marcos National Monument, Florida