Castillo de San Marcos 12"x16" oil.
Built between 1672 - 1695 by the Spanish to protect St. Augustine. The oldest masonry fort in the continental US, constructed from coquina, a local limestone.
#ghosts #forts #america #spanish #florida #history #battles #palmtrees #stone #coquina #SaintAugustine

Close up layers of coquina. Coquina is a mixture of shells an sand for many structures like The Castillo de San Marcos in St. Augustine, FL. I show here a close up of the layers from erosion over time of the fort. #st.augustine #florida #history #castillodesanmarcos #seashells #coquina