Devi’ls-rock-mining-tunnels
![Group standing in front of one of the five mining tunnels at the base of Devil's Rock. The tunnels were blasted out during the Cobalt's silver rush era. / Groupe devant un des tunnels miniers à la base du rocher du diable. Ces tunnels furent creusés lors de la ruée de l'argent de Cobalt.](https://www.francais.presidentssuites.com/wp-content/uploads/2016/03/Devils-rock-mining-tunnels-e1461955493274.jpg)
Group standing in front of one of the five mining tunnels at the base of Devil’s Rock. The tunnels were blasted out during the Cobalt’s silver rush era. / Groupe devant un des tunnels miniers à la base du rocher du diable. Ces tunnels furent creusés lors de la ruée de l’argent de Cobalt.