Madrid is also Spain's business center and "headquarters economy" center. Located in the middle of Spanish territory, the Manzanares River runs through it. Located in the middle of the Messeta Plateau on the Iberian Peninsula, in the Intermountain Plateau Basin at the southeastern foot of the Guadalama Mountains, it is 670 meters above sea level. The South can be connected with the Gibraltar Strait, which is limited by water on the African continent, and the Pyrenees Mountains in North Vietnam can reach the hinterland of Europe. Therefore, its geographical position is very important. In history, it has been known as the "Gate of Europe" because of its strategic position. Madrid is also a tourist and cultural center in southern Europe. It has rich historical and cultural relics, complete modern tourism facilities and developed service industry.