Castillo de San Marcos
The oldest masonry fort in the continental United States, built by the Spanish on the western shore of Matanzas Bay. Its star-shaped walls are made of coquina, a stone of compressed shells that absorbed cannon fire rather than shattering.
- Where
- St. Augustine, Florida, United States
- Grade
- Well known
- Worth
- 10 points collected on site, plus 1 for its grade
- Coordinates
- 29.8978, -81.3114
Get the Castillo de San Marcos stamp
Open LOQAH when you are at Castillo de San Marcos. It checks where you are once, at that moment, and the stamp is yours: confirmed on site in gold and struck with the date. It goes into your Florida volume with your photos and a note.
Near Castillo de San Marcos
Universal Studios Florida 159 km
The first park at Universal Orlando, opened in 1990 with rides, shows and streets built around films and television. Diagon Alley from the Harry Potter films is here, and the Hogwarts Express runs from it to the sister park next door.
Universal Islands of Adventure 159 km
The second park at Universal Orlando, opened in 1999 and laid out as a ring of themed islands around a lagoon. Hogsmeade and Hogwarts castle sit here, alongside lands for Marvel superheroes, Jurassic Park and Dr. Seuss.
Universal Epic Universe 162 km
The newest park at Universal Orlando, opened in May 2025 a few kilometres south of the resort's older parks. Its five worlds, from Super Nintendo World and the Isle of Berk to the Ministry of Magic, open off a central Celestial Park.
Kennedy Space Center Visitor Complex 165 km
The visitor centre of NASA's spaceport on Merritt Island, the launch site of the Apollo Moon missions and the Space Shuttle. The orbiter Atlantis is displayed here among historic spacecraft, and bus tours run out towards the launch facilities.
SeaWorld Orlando 166 km
A marine animal park just outside Orlando and one of the most visited amusement parks in the United States. Its days mix roller coasters with aquariums and animal shows, and it sits beside Aquatica and Discovery Cove, run by the same company.
Magic Kingdom 167 km
The first theme park at Walt Disney World, opened in 1971 and laid out after Disneyland in California. Cinderella Castle stands at the end of Main Street, U.S.A., and the lands around it are built from fairy tales and Disney films.
Walt Disney World 171 km
A vast resort southwest of Orlando, opened on 1 October 1971, with four theme parks, Magic Kingdom, Epcot, Hollywood Studios and Animal Kingdom, along with water parks and dozens of hotels. Cinderella Castle at Magic Kingdom is the picture most people carry home.
Epcot 171 km
Walt Disney World's second park, opened in 1982 and often called a permanent world's fair. Spaceship Earth, a giant geodesic sphere, marks the entrance, and a lagoon beyond is ringed by pavilions themed on countries from Mexico to Japan.
More famous places to visit in Florida
Questions
Where is Castillo de San Marcos?
Castillo de San Marcos is in St. Augustine, Florida, United States. The nearest other LOQAH stamps are Universal Studios Florida (159 km), Universal Islands of Adventure (159 km), Universal Epic Universe (162 km).
How do I get the Castillo de San Marcos stamp?
Open LOQAH when you are at Castillo de San Marcos and get its stamp. The app checks where you are once, at that moment, and the stamp goes into your Florida volume, confirmed on site, with the date.
I have been to Castillo de San Marcos before. Can I still have the stamp?
Yes. Add it from Earlier trips in your Florida volume, with the date if you know it, or import your Google Timeline and LOQAH matches the places you were.
Collect your first stamp.
LOQAH is free on iPhone and Android, in India and 20 more countries, with more countries on the way. Stand at a place, collect its stamp, and keep every trip in a passport that grows.