Undergrounds
Beneath the Earth
- Mining
- Underground living
- Drift mining
- Shrinkage stope mining
- Shaft mining
- Salt-concrete
- Hard Rock Miner's Handbook
- Underground mining (soft rock)
- Room and pillar
- Underground mining (hard rock)
- Overburden
- Mining engineering
- Coober Pedy, South Australia
- Berber people
- Matmâta
- Amundsen-Scott South Pole Station
- Earth sheltering
- Freedom Tunnel
- Underground city
- Yaodong
- Syro-Palestinian archaeology
- Fallout shelter
- Archaeology of Israel