Brennender Berg

Brennender Berg is a natural monument near Saarbrücken marked by an underground coal fire that has been active for centuries. The landscape shows cracks and warm patches where the hidden fire reaches toward the surface.

The fire beneath this mountain started in 1668 when a coal seam ignited and spread underground. Since that moment it has burned without stopping, shaping the geology and history of the region.

The name reflects the underground fire that has shaped the landscape for centuries and draws people curious about this rare geological phenomenon. Visitors come to experience and understand the story of how coal seams burn naturally beneath their feet.

The site is easy to reach and offers a walking path through nature with different difficulty levels. Comfortable shoes matter since you will walk on uneven terrain and firmer paths alike.

In certain spots you can actually feel warm air rising from rock crevices and sense heat through your shoe soles, making the underground fire very real. This direct physical sign of the burning coal becomes a surprising and memorable moment for many who visit.

Location: Saarbrücken

Location: Sulzbach

Elevation above the sea: 357 m

Part of: Saarkohlenwald

GPS coordinates: 49.28808,7.05348

Latest update: December 20, 2025 15:52