UPSC Practice recommends When Tuberculosis Patients Quarantined Inside Kentucky’s Mammoth Cave.
In the early 1840s, believing the air was therapeutic, Kentucky doctor John Croghan ran a consumption sanatorium deep underground/https://public-media.si-cdn.com/filer/5f/0c/5f0c422f-a063-410e-a39d-78597f15c0fe/tb_hut_mammoth_cave_2.jpg?w=750&ssl=1)
Courtesy: History | Smithsonian Magazine