On Wednesday night, workers replaced the signs in front of the training facility with ones that read "Alligator Alcatraz."

Deep in the marshy wetlands of the Florida Everglades – less than 50 miles west of President Donald Trump’s Doral resort in Miami – sits the latest battleground in his administration’s immigration enforcement efforts: A detention facility dubbed,

The first group of immigrants are set to arrive at a new detention center deep in the Florida Everglades that officials have dubbed “Alligator Alcatraz.”