 San Pedro Bastion in Castillo de San Marcos National Monument |
 Entryway over the moat in Castillo de San Marcos National Monument |
 Bridge over the moat to the only entrance into Castillo de San Marcos National Monument |
 San Agustin Bastion and entryway in Castillo de San Marcos National Monument |
 Spanish flag and cannons on top of the San Agustin Bastion in Castillo de San Marcos National Monument |
 Entryway adjacent to the San Agustin Bastion in Castillo de San Marcos National Monument |
 San Pablo Bastion and entryway as seen from the moat in Castillo de San Marcos National Monument |
 Garita (Sentry Box) on the San Agustin Bastion in Castillo de San Marcos National Monument |
 San Pablo Bastion and entryway in Castillo de San Marcos National Monument |
 San Pablo Bastion from the moat in Castillo de San Marcos National Monument |
 One of four Garita (Sentry Boxes) in Castillo de San Marcos National Monument |
 Spanish flag and cannons on top of the San Agustin Bastion in Castillo de San Marcos National Monument |
 Large Garita on the San Carlos Bastion in Castillo de San Marcos National Monument |
 Cannon as seen from the moat in Castillo de San Marcos National Monument |
 Garita on the San Pablo Bastion in Castillo de San Marcos National Monument |
 Spanish Coat of Arms removed from Castillo entrance in Castillo de San Marcos National Monument |
 Plaza de Armas at the center of Castillo de San Marcos National Monument |
 Large Garita on the San Carlos Bastion in Castillo de San Marcos National Monument |
 Coat of Arms on a cannon in Castillo de San Marcos National Monument |
 Spanish soldier in the Plaza de Armas in Castillo de San Marcos National Monument |
 Spanish artillerymen on the San Carlos Bastion in Castillo de San Marcos National Monument |
 Artillerymen prepare to fire cannon from the San Carlos Bastion in Castillo de San Marcos National Monument |
 Cannon preparation on top of the San Carlos Bastion in Castillo de San Marcos National Monument |
 Artillerymen fire cannon from the San Carlos Bastion in Castillo de San Marcos National Monument |
 Spanish Artillerymen celebrate after firing cannon in Castillo de San Marcos National Monument |
 Cannon on the San Carlos Bastion in Castillo de San Marcos National Monument |
 Garita on the San Pablo Bastion in Castillo de San Marcos National Monument |
 Cannon and Spanish Flag on the San Agustin Bastion in Castillo de San Marcos National Monument |
 Mortar and Garita on top of the San Pablo Bastion in Castillo de San Marcos National Monument |
 Cannonball Shot Furnace added by the US Army in Castillo de San Marcos National Monument |
 Mortar on top of Castillo de San Marcos National Monument |
 San Pablo Bastion and moat as seen from the top of Castillo de San Marcos National Monument |
 Looking down the barrel of a mortar in Castillo de San Marcos National Monument |
 Tools of the Spanish Artillerymen used to fire cannons in Castillo de San Marcos National Monument |
 The San Agustin Bastion looking out over Matanzas Bay in Castillo de San Marcos National Monument |
 National Park Service Ranger at Castillo de San Marcos National Monument |
 Sleeping quarters in Castillo de San Marcos National Monument |
 Carvings of a British ship on an interior fort wall in Castillo de San Marcos National Monument |
 Storage room in Castillo de San Marcos National Monument |
 Garita on top of San Pablo Bastion in Castillo de San Marcos National Monument |
 Brown Anole lizard in Castillo de San Marcos National Monument |
 Garita on top of the San Pablo Bastion in Castillo de San Marcos National Monument |
 Silhouette and shadow of the San Pablo Bastion in Castillo de San Marcos National Monument |
 San Pedro Bastion looking toward the entrance in Castillo de San Marcos National Monument |
 The sun setting on the San Pedro Bastion in Castillo de San Marcos National Monument |