exploring abandoned mines

There are people who explore abandoned mines. This is extremely dangerous [2], so I'm content with watching other people do dangerous things, and I'll watch them from this side of the screen.

• reddit.com/r/TheForgottenDepths/

YouTube channels:

• [single video] AP News — Abandoned mines hold danger and, for some, thrills
• Abandoned and Forgotten Places
• Exploring Abandoned Mines
• Mines of the West
  • he's /user/ChewyUbleck on Reddit
• Exploring Abandoned Mines and Unusual Places
• UK Abandoned Mine Explores
• Underground Explorer UK