Tuberculosis (TB) Tuberculosis (TB) Active tuberculosis (TB) is very contagious. The World Health Organization (WHO) estimates that one-third of the world's population is infected with the bacteria that cause TB.
With an average elevation of 6,800 feet, Colorado is the highest state in the United States. A mountain lake outside of the skiers dreamland of Aspen, Colorado. The US is bordered to the north by Canada and Mexico to the South. With 50 states of varied sizes, US is considered the largest nation in America.
The highest town is Alma, Colorado at an elevation of 10578 feet (3224 m). (2010 pop. 179)(see below) However, the town of Winter Park (pop. 662) may very well claim to â¦be the highest town in the US. Its town limit includes a ski area at up to 12060 feet in elevation.