From the Col de Prayé, follow the forest track, then the path towards the left marked
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towards the chapel and the Tête de Bipierre. After a climb of 450 m, you arrive at a crossroads. You can make a 160 m return trip to the locality of "Chapelle de Bipierre".
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The Bipierre chapel is a geological curiosity formed by 3 niches dug out of a rock. Around the 2 central niches appear engraved crosses (hence the name "chapel"). The earliest marks are thought to date from Neolithic times, the more recent one from the last few centuries.
67130 Grandfontaine