Carville Historic District - Credit: Wikimedia Commons
The Carville Historic District in Carville, Louisiana, is a historic district that was listed on the National Register of Historic Places on November 18, 1992. It formerly served as a treatment facility for leprosy, and was called the National Leprosarium, Gillis W. Long Hansen's Disease Center and Public Health Service Hospital No. 66. Read more on Wikipedia
Source: en.wikipedia.org