It is over 200 years old and measures 20 metres in height! And yet it is known as "Le Gringalet" (The Weakling) of Echarlens.
It has also been called the druids' tree. Geobiologists attribute magical powers to it, claiming that it is a "master-tree".
Although it stands alone on its promontory, rooted for centuries, this oak has never been struck by lightning.