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.
According to The Guinness Book of World Records, the highest town in the world is Wenzhuan, which was founded in 1955 on the Qinghai-Tibet road north of the Tangla mountain range. It is 16,730 feet above sea level.The highest capital in the world, before the domination of Tibet by China, was Lhasa, with an elevation of 12,087 feet above sea level. La Paz, the administrative and de facto capital of Bolivia, stands at an altitude of 11,913 feet above sea level.And finally, the highest city in the United States is Leadville, Colo.ccording to The Guinness Book of World Records, the highest town in the world is Wenzhuan, which was founded in 1955 on the Qinghai-Tibet road north of the Tangla mountain range. It is 16,730 feet above sea level.