Green Bay Forum

Supposedly Russia has gained control of Soledar in Ukraine. Reading the story and seeing a couple of pictures it mentioned the local salt mine. After doing a little research I realized I don't have a clue about salt mines. This frickin thing is over 120 miles long and deep. Here are some pictures of it. I was amazed.
https://www.amusingplanet.com/2018/01/th...mines.html