Related Clues:
- U-shaped piece of wood
- U-shaped river bend
- Western classic, The ___ Incident
- Volcano feature
- Meteorite's aftermath
- Lunar feature
- ''The ___ Incident'' (Henry Fonda oater)
- Volcano basin
- ''The ___ Incident'' (1943 film)
- Tycho, on the moon
- Judge missing since 1930
- Evidence of a major impact
- U-shaped curve in a stream
- ''The ___ Incident'' (Fonda Western)
- Bowl-shaped cavity