It borders the municipality of Santiago to the north and northeast, going throughout the Sierra Madre Oriental and the stream of Cerro Las Cruces.

It's also bounded on the north by the municipality of Cadereyta Jiménez, having as natural boundary streams of the Lazarillos and Los Nogales, where they converge with Ramos River.

[4] Prior the arrival of the first Spanish settlers to the New Kingdom of León in the late sixteenth century, these lands were inhabited by a group of indigenous people of Chichimeca origin called Huachichiles, that prevented the penetration of settlers to the region called "Cuarisezapa" that stretched from the outskirts of Monterrey until Guajuco Valley in what today are the municipalities of Santiago and Allende, they were shortly expelled when the Spanish arrived.

[7] General Luis Garcia de Pruneda owned large estates in the vicinity of these lands by the 1700s, when he died in 1739, he desired that a part of his properties were devoted to charitable works, so in 1749 was promoted the creation of two chaplaincies that included what today are the municipalities of Allende, Cadereyta Jimenez and Montemorelos.

The Parroquia de San Pedro Apóstol (Parish of St. Peter Apostle), which is a modern building on a smaller scale replica of St. Peter's Basilica in Rome, the Museum of Anthropology, History and Culture House in the Old Temple, the shrine of Our Lady of Light at Rancho El Cerro, the Hacienda del provisor, the collection gallery of Bernardo Flores Salazar and the municipal palace.