We found in Pontailler up to 6 bridges to cross the Saône and various arms
Calfat bezel – lac du Bourget
A bathyscope (sometimes called batiscope or aquascope), or caplet bezel, is an optical marine instrument, allowing, from the surface, to look underwater by eliminating the reflections and deformations induced by the wavelets and the refraction of the light on the water / air interface.
A Gallo-roman villa in Pontailler-sur-Saône
As part of an internship with “Master 2”, students from the University of Dijon, an apprenticeship in magnetometry tools made it possible to discover a Gallo-Roman villa.
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Sidescan sonar – “Vieille Saône” Bridge – Pontailler-sur-Saône
Side scan sonar uses waves to define the profile and composition of the river bottom.
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