Dolmen de Pierre Folle, Archaeological site and dolmen in Montguyon, France.
The Pierre Folle megalithic complex features a covered passage measuring 16 meters in length, 3 meters in width, and 4 meters in height.
Built around 3500 BCE during the Middle Neolithic period, the covered alley contains nine orthostats of decreasing height and a headstone.
Excavations conducted in 1840 and 1874 revealed human skulls, bones, and funeral objects that belonged to ancient burial practices.
The site offers free access throughout the year and includes a private parking area for visitors who wish to explore the megalithic structure.
The largest stone of this megalithic monument weighs 30 tons and forms part of two covering tables made of sandstone.
Location: Montguyon
GPS coordinates: 45.22750,-0.17860
Latest update: June 23, 2025 10:02
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