Photo: French Ministry of Culture and Communication, Rhône-Alpes Regional Directorate of Cultural Affairs, Regional Archaeology Service

Chauvet-Pont-d'Arc Cave (Ardèche): Hillaire Chamber, panel of large engravings

Finger-drawn sketches on a now-carbonate plastic clay film. The delineations on the horse's body may reveal the mats of shedding the coat underwent in the spring.