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From Sonnenberg, turn left following the blue rectangle to the Maison Forestière Ziegelberg. Follow the road then take the red, white, red rectangle to the Holdereck pass. Take the GR53, red rectangle, to the Ungerthal pass, then the red triangle to the blue cross to return via the Ungerthal to Sonnenberg.
- Type of hiking trail : path
- IGN Map : 3714ET, B6