Related Clues:
- Bat's home, often
- Beware! Large hole underground
- Place to see stalagmites
- Give up arguing
- Big hole in the ground
- Cease to resist
- Hollow chamber
- Place explored by Tom and Huck
- Beware sailors in club at 10 Mathew Street?
- Spelunker's place
- Large dark enclosed space
- Beware a hollow space!
- Hillside hollow
- Bats' home
- Site of an ancient painting, perhaps