A now-closed immigration detention center in the Florida Everglades known as “Alligator Alcatraz.” New, foreign-funded “model” prisons rising across the Caribbean. And El Salvador’s CECOT mega-prison, where more than 250 people deported from the U.S.—including Kilmar Abrego Garcia—were sent earlier this year. Together, they reveal how a global vision of mass incarceration is spreading, one cellblock at a time. These facilities illustrate a growing obsession with prison construction as the only