A coalition of groups, ranging from environmental activists to Native Americans advocating for their ancestral homelands, converged outside an airstrip in the Florida Everglades Saturday to protest the imminent construction of an immigrant detention center.

Protesters oppose the construction of 'Alligator Alcatraz,' an immigrant detention center in the Florida Everglades.

Hundreds of people gathered in the heart of the Everglades on Saturday — signs raised and chants echoing — to protest “Alligator Alcatraz,” a migrant detention center being built on a former airstrip in Big Cypress National Preserve.