Related Clues:
- Titanic problem
- Titanic problem?
- Big chip off the old block?
- Only about 10% of it is visible
- Helmsman's headache
- Titanic's problem
- Titanic's downfall
- Variety of lettuce
- Cold mountain?
- Glacier offshoot
- Floating ice mass
- Arctic navigation hazard
- Only about 10 percent of it is visible
- It keeps its head above water
- Ice chunk