The Geology of the Haute-Provence UNESCO Global Geopark
Ripple Marks
These are ripples formed by the tidal swell in the sand that covered the sea floor 20 million years ago.
Visible in the Bès valley.
Photo by M.-J. Soncini

These are ripples formed by the tidal swell in the sand that covered the sea floor 20 million years ago.
Visible in the Bès valley.
Photo by M.-J. Soncini