The hidden wet tunnel Air Raid Shelter made of bricks

---

Size: 6960px × 4640px
Location:
Photo credit: © WireStock / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: air, architecture, bricks, cave, coal, concrete, corridor, dark, deep, depth, geology, hidden, history, industrial, industry, mineral, mining, museum, production, raid, rock, salt, salty, shelter, slope, stone, structure, tourism, travel, tunnel, underground, wall, wet, wood