Related Clues:

• It has banks and a mouth
• Steamboat site
• Fish habitat
• Potomac or Danube
• Manitoba's Red ______
• Styx, for one
• Deep gorge with river
• Deep, steep-sided valley
• Deep gorge or ravine
• Large, natural stream
• Deep gorge with river - may be Grand
• Narrow steep-sided valley
• Stream of water
• A deep gorge with river - may be Grand
• The Grand . . . . . . of Colorado is a natural phenomenon in USA