Buchberg, Mountain peak in Lasberg, Austria

Buchberg is a mountain summit made of granite that rises to 813 meters (2,667 feet) above sea level in Lasberg, Upper Austria. The mountain features natural hiking paths that wind through its slopes and connect to the surrounding landscape.

The Buchberg formed millions of years ago during the crystalline geological processes that shaped the Muhlviertel region in Upper Austria. These ancient events created the granite formations visible in the mountain today.

The name Buchberg derives from Burgberg, referring to the wooden hilltop house whose remains were visible before the Hoh-Haus was built. Locals still call the rock Hoh-Haus, from "Hohes Haus", because people lived high on the mountain as early as the Neolithic. Finds of pottery, two arrowheads and a spindle whorl suggest women and children lived up there until the mid-13th century.

The main trail starts from Alkersdorf village and takes about two hours to complete, with an elevation gain of around 373 meters. Clear trail markers help hikers stay on course while navigating the mountain.

The rock towers on the Buchberg consist of coarse-grained Weinsberger granite, in whose fissures finer-grained Mauthausner granite intruded; both are around 310 to 350 million years old. Their rounded shapes come from wool-sack weathering, a process still visible today in the Namib desert. The blocks are used for climbing.