#high-altitude

location_city  What is the world's highest-altitude city with over 1 million inhabitants?

The world's highest-altitude city with over 1 million inhabitants is La Paz, Bolivia. Located in the Andes Mountains, La Paz sits at an altitude of...    Read more

train  Which country is home to the world's highest railway?

The world's highest railway is the Qinghai-Tibet Railway, which is located in China. The railway connects Xining, the capital of Qinghai province, to...    Read more