Related Clues:
- Spot for spelunkers
- Hollow warning to sailors
- Swift's beastly portal
- Chicken with lowered resistance in a vast enclosed space
- Liverpool club where The Beatles started out
- The underground parts of vinca vernalis
- Large dark hole in the ground
- Many swear and a quarter get into a hole
- Beatles' early location has special chambers
- Getting warning, half turn from a big hole
- Large grotto
- Hollow word of warning reaches the fleet
- Beware of sailors en masse in old Liverpool club!
- Beware to get sent back near swinging club?
- Setting for some prehistoric drawings