A proposed immigrant detention center in the Everglades dubbed "Alligator Alcatraz" is drawing criticism for its potential effect on the ecosystem.

An immigration detention facility located at an isolated Everglades airfield surrounded by mosquito-, python- and alligator-filled swamplands is just days away from being operational.

Florida this week started construction on a migrant detention facility the state is billing as “efficient” and “low-cost” – because Mother Nature will provide much of the security.