Alligator Alcatraz is the migrant detention center near the Florida Everglades. New aerial video shows the "small city in the swamp."

Gov. Ron DeSantis said hundreds of immigration detainees had departed a state-run detention center in the Everglades on planes, some for federal facilities, and others out of the country.

Florida Gov. Ron DeSantis says deportation flights from the remote Everglades immigration lockup known as Alligator Alcatraz began in the past few days.