ID 233182964 © Agnormark | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
underground gold mine tunnel drill dark miner rock industry mineral cave industrial machinery geology stone cavern engineering work bore tunneling dig export vehicle path modern equipment construction machine drilling technology production excavation extraction mining discovery exploration extract operation processing resource explore fossil treasure digging driller