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Islas Marías Federal Prison

Mexico · built 1905

The Islas Marías Federal Penal Colony was a penitentiary establishment of the Federal Government of Mexico, administered through the Federal Secretariat of Public Security. It is located on Isla María Madre, the northernmost and largest island in the Marías Islands archipelago off the Pacific coast of Mexico.

Prison data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).

Other prisons in Mexico