A woman of the "Uros" who lives on the floating islands on Lake Titicaca. She still grinds the wheat as it did hundreds of years ago. - 1969

Where people lived in the Neolithic period, they had to carry out numerous grinding processes: Seeds, dyes, pharmaceutical plants, etc. Therefore, where the rock allows it, one often finds round depressions that were used instead of portable grinding stones. This is the case with the settlement floor shown in the photo. Algeria - Tassili n'Ajjer - Ozeneare - 1993

Rock slab with engravings and a probable mill hole. Algeria - Tadrart - In Djaren - 1993

This fixed stone mill bears witness to an earlier civilisation - Oued Baouet - Niger - Aïr - 1992

106 - Enneri Blaka. Site 5. - Typical view of a Neolithic habitat overlooking the valley and its river. This is a rock shelter with dormant grinding stones and traces of sharpening. Ceramic shards are scattered around the shelter. The shelter is 19 m wide, 7 m deep, and the ceiling is 3 m high.

478 - Ozeneare (Tassili-n'Ajjer). – In places where humans lived during the Neolithic period, they had to perform various grinding tasks: seeds, pigments, medicinal plants, etc. Therefore, rounded depressions are often found, replacing portable mills where the rock allows. This is the case on the floor of the habitation shown in the photo.

A woman of the "Uros" who lives on the floating islands on Lake Titicaca. She still grinds the wheat as it did hundreds of years ago. - 1969

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