San Juan de Ulúa — The fort's stone bastions and watchtower beside the waterPhoto: Victor Pineda · CC BY-SA 2.0 · edited

San Juan de Ulúa

Castles & palaces ·Veracruz ·Closed
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About

San Juan de Ulúa is a 16th-century island fortress complex with former prisons and a palace within the port of Veracruz, Mexico, on the Gulf of Mexico.

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San Juan de Ulúa — The fortress walls and tower seen across the harbor Rodrigo SanSs · CC BY-SA 3.0 · edited
San Juan de Ulúa — The fortress walls and tower seen across the harborSan Juan de Ulúa — The fort's waterfront wall and tower viewed from the promenadeSan Juan de Ulúa — The fortress across its moat, with palms behind the wallsSan Juan de Ulúa — The broad stone fort wall rising directly from the harborSan Juan de Ulúa — The fortress stretching along the shoreline beneath a pale skySan Juan de Ulúa — The fort's silhouette and harbor lights reflected in the water at nightSan Juan de Ulúa — A sequence of weathered stone arches over a cobbled passageSan Juan de Ulúa — The fortress tower seen above weathered inner wallsSan Juan de Ulúa — Arched galleries and a garden inside the fortress courtyardSan Juan de Ulúa — The paved inner courtyard enclosed by low fortress buildingsSan Juan de Ulúa — Close view of the fortress's rough stone ramparts

Why go

  • The San José lighthouse, installed on the San Pedro bastion in 1793–1796, was the first modern lighthouse in Nueva España and Hispanoamérica.
  • The harbor served Spain’s silver fleet, carrying silver exports to Spain.
  • Jesús Arriaga, known as Chucho el Roto, was a famous prisoner here who escaped more than once.

Opening hours

Today09:00 – 16:30Show all
MondayClosed
Tuesday09:00 – 16:30
Wednesday09:00 – 16:30
Thursday09:00 – 16:30
Friday09:00 – 16:30
Saturday09:00 – 16:30
Sunday09:00 – 16:30

Don't miss

  • Caballero Alto towerCompleted in 1710, Caballero Alto rises within the San Crispín bastion.San Crispín bastion
  • Coral-stone fortificationsThe first forts, begun around 1535 to defend the port from pirates, were built mainly from local coral stone.San Juan de Ulúa

Know before you go

  • Open Tuesday–Sunday, 09:00–16:30.

Tips for your visit

  • Part of the complex remains closed while the former presidential palace undergoes renovation.

Interesting facts3

1/3
  1. Reefs around the island formed a barrier against natural hazards and pirates.

    San Juan de Ulúa - Wikipedia
  2. 1984

    San Juan de Ulúa stood in for Cartagena’s stronghold in the 1984 film Romancing the Stone.

    San Juan de Ulúa - Wikipedia
  3. The island’s original Nahuatl name was Chalchiwehkan.

    San Juan de Ulúa - Wikipedia

History

The island initially sheltered ships bringing goods and travelers from Spain; passengers and cargo crossed to the mainland in small boats. Under Porfirio Díaz, the prison became notorious for cruelty, and thousands of citizens were confined here. Parts of the original structure were demolished to build workshops. The fortress also became a symbol of Mexican resistance to foreign invasions and occupations.

  1. 1518Juan de Grijalva reached the island, the farthest point of his expedition from Cuba.
  2. 1519Hernán Cortés met emissaries of Moctezuma II’s Aztec Empire here before founding Villa Rica de la Vera Cruz on the mainland opposite.
  3. 1524A Franciscan oratory was built on the island by enslaved workers from Guinea.
  4. 1565Construction of the present fort began and continued for almost 50 years.
  5. 1568Spanish forces defeated privateers led by Francis Drake and John Hawkins in the harbor.
Show all
  1. 1580sBattista Antonelli redesigned the fortress.
  2. 1825The Spanish garrison surrendered to General Miguel Barragán, ending Spain’s last stronghold in present-day Mexico.
  3. 1838French forces bombarded the fortress during the Battle of Veracruz in the Pastry War.
  4. 1853Benito Juárez was briefly imprisoned on the island from 29 September; other political prisoners included Melchor Ocampo, Servando Teresa de Mier and Melchor de Talamantes.
  5. 1882Work began to convert the fortress into the National Arsenal, with major alterations for naval industry.
  6. 1915Venustiano Carranza decreed that the fortress cease to be a prison and used it briefly as the federal executive’s seat.
  7. 1962The site became a protected historic monument under INAH’s care.
  8. 1984A local museum of the fortress opened.

How to get there

  • CarThe fortress is near the port’s piers and cannot be reached on foot from downtown Veracruz; take a taxi or join a tour.

Sources: San Juan de Ulúa - Wikipedia · Veracruz - Wikivoyage (see) · Historia · ¿Cómo llegar? · Acceso · San Juan de Ulúa - Wikipedia · San Juan de Ulúa - Wikipedia · San Juan de Ulúa - Wikipedia · checked 28 Sep 2026

Where
Cam. Escénico a San Juan de Ulúa S/N Manuel Contreras, Veracruz

Plan from here: A day out →

Questions and answers

How did San Juan de Ulúa get its name?

Juan de Grijalva added San Juan to Ulúa.

When did San Juan de Ulúa become a protected historic monument?

In 1962, when the shipyard was dismantled and the site was entrusted to INAH.

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