This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Mines . fr Usine de la Compagnie franaise des mines du Laurion ct d'Athnes en Grce photographie faite aux alentours de photographie d'une photographie de l'ouvrage Les Mines antiques du Laurion PEMF Huesca Janvier Oeuvre originale PDold Laurium History of Lavreotiki Lavrio in Greece Mines in Greece
Page 2023 Free-images.com. All images are Public Domain