There are several places in the world with names that start with the letter X, many of which are cities in China. Among the most prominent is Xi'an, the capitol of Shaanxi province in China, with a population of 6.5 million.
Xining is the capitol of Qinghai province located in Western China, and it has a population of nearly 1.2 million. Xuchang is located in the Henan province, has a population of about 4.3 million, and was named one of China's top 10 livable cities. Another place that starts with the letter X is Xalapa, which is the capital city in the Mexican state of Veracruz. Xochimilco is a borough in the Mexican Federal District.