The Niños Héroes died trying to defend this city's Chapultepec hill.
Slums in this city are known as ciudades perdidas, or "lost cities". Modern buildings here include the Museo Soumaya, named after a magnate's late wife. Milpa Alta and Magdalena Contreras are among its 16 boroughs, or delegaciones. The Torre Latinoamerica stands near this city's Plaza de la Constitución, a large public square also called the Zócalo. This city's main thoroughfares include Insurgentes Avenue and Paseo de la Reforma. The main campus of its National Autonomous University is in Coyoacán. The Niños Héroes died trying to defend this city's Chapultepec hill. This city was originally on an island in Lake Texcoco and was founded on the site of Tenochtitlán. For 10 points, name this metropolis that forms its nation's Federal District, the capital of a North American nation.
Slums in this city are known as ciudades perdidas, or "lost cities".
{Mexico City} or {Ciudad de Mexico} [accept {Federal District} or {Distrito Federal} until mentioned]