Memphis is a city in the U.S. state of Tennessee. It is the seat of Shelby County in the southwest part of the state; it is situated along the Mississippi River. With a population of 633,104 at the 2020 U.S. census, Memphis is the second-most populous city in Tennessee, after Nashville.
Memphis is the fifth-most populous city in the Southeast, the nation's 28th-largest overall, as well as the largest city bordering the Mississippi River. The Memphis metropolitan area includes West Tennessee and the greater Mid-South region, which includes portions of neighboring Arkansas, Mississippi and the Missouri Bootheel. One of the more historic and culturally significant cities of the Southern United States, Memphis has a wide variety of landscapes and distinct neighborhoods.
Yunnan Province, or Yunnan for short, is one of the 23 provinces in China, located in the southwest and the capital of Kunming. Bounded by 21 °8 degrees north latitude, 29 °15 degrees north latitude, 97 °31 degrees east longitude, 106 °11 degrees east longitude, Guizhou and Guangxi in the east, Sichuan in the north, Tibet in the northwest, Myanmar in the west, Laos and Vietnam in the south, Yunnan Province has a total area of 394100 square kilometers. The topography of Yunnan Province is high in the northwest and low in the southeast, descending step by step from north to south, which belongs to the mountainous plateau topography, and the mountain area accounts for 88.64% of the total area of the province. The topography is bounded by the wide valleys of Yuanjiang Valley and the southern section of Yunling Mountains, and is divided into east and west topographic areas. The eastern part is the plateau of eastern and central Yunnan, which is part of the Yunnan-Guizhou Plateau, characterized by gently undulating low mountains and round hills.