The city of Aguascalientes is the capital of the state of Aguascalientes in western central Mexico. It stands on the banks of the Río Aguascalientes, 1888 meters above sea level, at 21°51′N 102°18′W21.85°N 102.3°W. It is the municipal seat for the municipality of the same name.

Aguascalientes today identifies itself as at the confluence of tradition and industry. Its preserved colonial center testifies to its rich architectural heritage and cultural vision. On the other hand, the precisely planned peripheral expressways, as well as its first class avenues and lanes, are surrounded with industrial parks that employ thousands of people. The state reports a high index of migrants, especially from other states, seeking to acquire a superior quality of life.

Although this state is not often billed as a tourist center, international visitors, as well as citizens from all over Mexico, are attracted to the San Marcos Fair, which is considered the national fair of Mexico and contributes much to Mexico's economy.

Recently, its capital city has gained the reputation as a great destination for its superb colonial architecture visible in the colonial centre, as well as the modernity and dynamism in the outskirts.

In the city of Aguascalientes one of the best sunsets in the world can be seen in the Cerro del Muerto which the hill resembles the shape of a man lying down. The city of Aguascalientes is called "el corazón" which means "the heart" of Mexico because it lies in the middle of the country. This city is often considered, by its locals, to be one of the safest and cleanest in Mexico. Also, the city of Aguascalientes is known as "the land of the good people".