Sierra Madre is the longest mountain range in the Philippines, fondly called the “Backbone of Luzon”. It spans almost 700 kilometers in length with its highest peak standing at an elevation of 1,266 meters above sea level.

Sierra Madre isn’t just a mountain range; it stands as Luzon’s unsung heroine, braving typhoons to protect us from nature’s harshest blows. Stretching 600 kilometers along Luzon’s eastern ...

Sierra Madre - Mexican Range, Mountains, Plateau: The Sierra Madre Occidental extends approximately 700 miles (1,100 km) from northwest to southeast and is about 100 to 300 miles (160 to 480 km) in width.

Covering Luzon’s northeast coast and serving as a natural shield against Pacific typhoons, Sierra Madre stretches across roughly 1.4 million hectares of land, spanning 10 provinces. It is about 500 km (310.69 mi) in length.

The Sierra Madre mountain system forms a backbone that encloses the central Mexican Plateau. This vast and intricate network of ranges extends in a broad northwest-southeast arc, encompassing a kaleidoscope of landscapes, ecosystems, and cultural heritage that have shaped Mexico's essence.

The Sierra Madre Mountains are a biodiversity hotspot, teeming with a remarkable array of flora and fauna. From rare species of orchids to elusive Philippine eagles, this mountain range is a sanctuary for diverse wildlife, making it a vital area for conservation efforts.

Sierra Madre, Principal mountain system, Mexico. It includes the ranges of the Sierra Madre Occidental (to the west), the Sierra Madre Oriental (to the east), and the Sierra Madre del Sur (to the south)—all running roughly northwest-southeast.

The Sierra Madre is the longest mountain range in the Philippines. Running in the north-south direction from the provinces of Cagayan to the north and Quezon to the south, the mountains form the eastern backbone of Luzon Island, the largest island of the archipelago.