Source of Goulot in Volvic (P.-de-D.) — captured at the bottom of a unique underground tunnel — Cliché Valeix

Description

Postcard showing the Goulot spring in Volvic, captured at the bottom of a 700-meter-long underground tunnel and 80 meters below ground level, unique in the world. Text printed at the bottom of the front attributes the photograph to Valeix. The back is blank, with a brown stain at the bottom right and a printing mark.