• 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 »

Traveling Trunks

Use Park resources and topics to enhance your classroom! Educators are encouraged to borrow a kit that includes hands-on educational materials and lesson plans for classroom-use. To reserve a trunk and schedule a pick-up and drop-off time, please call us at (904) 829-6506 ext. 233.

Castillo de San Marcos Trunk Topics and Lessons Include:

1. Introduction to the Castillo de San Marcos

2. Create a Timeline of Castillo's History

3. Spanish Uniforms and their Functions

4. Form Connections with the Countries in Control of the Castillo using Maps

5. Letter Writing from a Soldier's Perspective

6. The Preservation and Importance of National Parks

Did You Know?

The Stone walls of the Castillo de San Marcos glow in the evening sun

The Castillo de San Marcos was known as Fort Marion from 1821 through 1942. Its name had been changed to honor America’s famous Revolutionary War hero, Francis Marion. It regained its original name during WWII. Castillo de San Marcos National Monument, Florida