The town of Colorado Springs, Colorado played an important role in the history of tuberculosis in the era before antituberculosis drugs. Tuberculosis management before this era was difficult and often of limited effect. In the 19th century, a movement for tuberculosis treatment in hospital-like facilities called sanatoriums became prominent, especially in Europe and North America. Thus people sought tuberculosis treatment in Colorado Springs because of its dry climate and fresh mountain air. Some people stayed in boarding houses, while others sought the hospital-like facilities of sanatoriums. In the 1880s and 1890s, it is estimated that one-third of the people living in Colorado Springs had tuberculosis. The number of sanatoriums and hospitals increased into the twentieth century. During