France - <a href="//commons.wikimedia.org/wiki/H%C3%A9rault" title="Hérault">Hérault</a> (34) - Carrière de Charbon de <a href="//commons.wikimedia.org/wiki/Graissessac" title="Graissessac">Graissessac</a>
<a href="//commons.wikimedia.org/wiki/User:Pinpin" title="User:Pinpin">Pinpin</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>