The Mardi Gras Indians, or Black Masking Indians, have been around since the 1800s. Members spend months painstakingly handcrafting suits to be worn while marching through New Orleans’ neighborhoods.
https://www.cbsnews.com/video/mardi-gras-indians-60-minutes-video-2026-04-05/
One of America’s last true secret societies: The Mardi Gras Indians | 60 Minutes