Frohburg Castle, Medieval castle ruin in Trimbach, Switzerland.
Frohburg Castle is a medieval ruin perched on a hilltop with remnants of stone walls and building foundations dating back centuries. The scattered remains allow visitors to trace the layout of the fortress and see how space was organized within its defensive walls.
The fortress was built in medieval times and controlled by the Counts of Frohburg, who ruled the surrounding lands until their line ended in 1367. After their dynasty faded, the castle lost its role in regional politics and gradually fell into disrepair.
The castle served as an administrative center for the surrounding territory and shaped how people organized their lives in the region. Visitors walking through the ruins can sense the importance this place held for those who lived and worked here.
The site is accessible year-round via marked hiking trails and requires no entry fee. Bring sturdy shoes since the terrain is uneven and there are no facilities at the ruins themselves.
The fortress was more than just a military stronghold; it functioned as a working center for crafts like iron smelting and metalwork. These workshops reveal that everyday life and economic activity thrived within its walls.
Location: Trimbach
Inception: 1100
Part of: list of cultural properties in Trimbach
GPS coordinates: 47.37907,7.88991
Latest update: December 8, 2025 21:00
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