Final answer:
The Sierra Madre mountain range in Mexico is connected to the Rocky Mountains, which are located in North America.
Step-by-step explanation:
The Sierra Madre mountain range is connected to the Rocky Mountains found in North America. Specifically, the Sierra Madre Oriental is an extension of the Rocky Mountains and runs along the east coast of Mexico. These mountains are part of the extensive mountainous regions across North America which also include the Sierra Madre Occidental connected to the Sierra Nevada range, the Cascade Range, and various plateaus and basins like the Columbia and Colorado Plateau.